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Have you ever considered that the power of your breakfast might not just lie in the nutrients it offers but also in the precise clock hour you consume it? We live in a world where every bite can be an informed choice driven by the latest in nutritional science. In recent years, researchers have become increasingly interested in investigating the relationship between breakfast timing and diabetes risk. So, today, we won't just discuss what you should eat for breakfast but will delve into how breakfast timing might just be the hidden secret to supercharging your health goals.

Did You Know? Your ancestry test DNA data includes 700,000 markers, which can be used to learn everything about your nutritional profile and eating behavior. The video below outlines one such example where genes control your tendency to snack frequently. Want to learn about your personalized nutritional insights without repeating your DNA test? Learn more.

The link between meal timings and health is closely tied to our body's natural circadian rhythm

This rhythm acts like an internal clock regulating our sleep-wake patterns over 24 hours.

It affects how tired or awake we feel and influences other essential processes, including eating and digestion.

Irregular meal patterns caused by working night shifts or traveling across time zones can disrupt our body's natural rhythm and adversely affect our health.

Studies have shown that night shift workers consume more calories during their night hours and have poorer diet quality.

Therefore, it can increase the risk of metabolic conditions like insulin resistance, obesity, and diabetes.

To maintain better health outcomes, paying attention to when we eat and aligning our meals with our body's natural rhythm is essential.

Does Skipping Breakfast Lead To Type 2 Diabetes?

Research published in The Journal of Nutrition in 2019 indicates a connection between skipping breakfast and an increased risk of type 2 diabetes.

A systematic review and meta-analysis evaluated this connection while considering body mass index (BMI).

The analysis included 6 separate studies with 96,175 participants and 4935 cases of type 2 diabetes.

Without adjusting BMI, participants who regularly skipped breakfast had 33% higher chances of developing the risk of type 2 diabetes than those who did not.

Even afte­r adjusting it, the connection remained significant. Bre­akfast skippers faced a considerable­ 22% higher risk.

Additionally, the rese­archers conducted a dose-re­sponse analysis, demonstrating e­ach additional day of skipping breakfast. 

Whe­n breakfast was skipped 4 to 5 days a wee­k, type 2 diabetes risk spiked by an alarming 55%.

Also Read

The Only Checklist You Need For Lifelong Good Health

Early Breakfast Lowers Type 2 Diabetes Risk: A New Study

Study Overview

The most recent study published in the International Journal of Epidemiology examined the possible effect of breakfast timing on type 2 diabetes.

Study Participants

103,312 adults from the NutriNet-Santé cohort were enrolled to provide valuable dietary habits and overall health data. 

A significant majority (79%) were women.

The mean age of the cohort was 42 years. 

Study Design

Over 2 years, researchers meticulously tracked the participants' eating patterns, recording the breakfast timing and the frequency of meals throughout the day.

Subsequently, they observed the participants for an average of 7.3 years, keenly noting the chances of rising type 2 diabetes.

Study Observations

Throughout the study, the researchers recorded 963 fresh cases of type 2 diabetes.

Individuals who consistently had their first meal after 9 AM faced a 59% higher risk of developing type 2 diabetes than those who enjoyed breakfast early before 8 AM.

However, the study yielded a favorable outcome for individuals who frequently ate throughout the day - they had a lower risk for type 2 diabetes.

Furthermore, researchers found no significant correlation between overnight fasting and type 2 diabetes, except for those who ate breakfast before 8 AM and fasted over 13 hours at night.

breakfast timing: infographic about the diabetic friendly breakfast guide having 3 sections with foods involved in fiber intake, healthy fat options, protein foods low on carbs.

Limitations and Future Direction

While the study provided valuable insights, it did encounter certain limitations. 

One potential concern lies in the reliance on self-reported dietary records by participants, which may only sometimes be entirely accurate.

Additionally, other unexplored factors might increase the risk of type 2 diabetes, which were not within the scope of this study.

To address the limitations, they should investigate whether similar results appear across diverse populations in the future.

Bottomline: What Is The Best Breakfast Timing?

Recent research has revealed the benefits of having breakfast before 8 AM. 

Those who opt for an early morning meal enjoy a remarkable 59% reduction in their risk of developing diabetes.

If you're a late breakfast eater, consider shifting your mealtime earlier to reap these potential health rewards.

Note: If you have any medical conditions, it's crucial to seek your doctor's advice before making any significant changes to your diet.

Nutrition Genetic Test

The Gene Nutrition panel of Xcode Life includes 48 important nutrition aspects, covering everything from ideal macro breakup and eating patterns to vitamin needs and food intolerances.

If you have done an ancestry genetic test with companies like 23andMe, AncestryDNA, MyHeritage, etc., you can learn your nutritional gene status in just 3 steps.

  1. Download your DNA raw data from your service provider
  2. Add the “Gene Nutrition” report to your cart (or the Xcode Life Genome Pack for a 48% discount)
  3. Upload your raw data and receive your results within 24 hours.

No DNA Test? No Problem

Not yet tested?

If you're new to the world of genetic testing, we've got you covered! 

You can now get your ancestry DNA kits at an additional discount!

By following the link provided in this article, you can purchase a DNA kit at 10% OFF (the discount will be reflected when you add the product).

This will ensure that you have everything you need to embark on your genetic journey.

  1. 23andMe Ancestry Kit
  2. 23andMe Health + Ancestry Kit
  3. AncestryDNA Kit (currently no additional discount available)

Once you receive your kits, you can follow the instructions given by the respective service providers to collect your sample and ship it.

After you receive your DNA test results from the kit, you can upload your DNA data to our secure platform.

Will An Early Breakfast Timing Suit Everyone?

While early breakfast timing has demonstrated promising health benefits, it may only suit some people's lifestyles or individual needs.

An early morning meal can jumpstart metabolism, provide sustained energy, and promote better insulin sensitivity for some individuals.

However, others may struggle to stick to an early breakfast routine due to various commitments or natural hunger patterns. Forcing a specific breakfast time might lead to discomfort or disrupted eating habits.

Ultimately, the focus should be on adopting a balanced and nutritious diet that aligns with individual preferences and supports overall well-being.

Summary: Breakfast Timing

Breakfast timing matters to our health.

Research suggests skipping breakfast raises the risk of type 2 diabetes, even with BMI adjustment.

Recent research found that individuals who had their breakfast after 9 AM had a 59% higher risk of type 2 diabetes than those who had it before 8 AM.

Further, those who had frequent small meals throughout the day had a lowered risk for type 2 diabetes.

Early breakfast timing may offer substantial health benefits but only suit some people's lifestyles or preferences.

For those who can accommodate an early morning meal, it could be a beneficial practice to adopt.

However, it's important to maintain a balanced and nutritious diet that aligns with individual needs and overall well-being.

References

https://www.healthline.com/nutrition/when-to-eat

https://pubmed.ncbi.nlm.nih.gov/32260404/

https://jn.nutrition.org/article/S0022-3166(22)16427-8/

https://academic.oup.com/ije/advance-article-abstract/doi/10.1093/ije/dyad081/7199760

https://www.sciencedaily.com/releases/2023/07/230718105633.htm

Are some people born with a predisposition to cancer? Cancer, the cause of death in 1 in every 6 people, is caused due to a combination of genetic, lifestyle, and environmental factors. While the latter two can be controlled to an extent, we can’t change the genes we are born with. But learning about your genetic profile can help in significantly reducing cancer risk and even preventing it. MUTYH is one such gene associated with cancer risk. It produces an enzyme that repairs DNA damage. Mutation in this gene causes MUTYH associated polyposis, a condition that increases your risk for colon cancer. 

Did You Know? Your 23andMe or any ancestry test DNA data includes 700,000 markers, which can be used to learn everything from disease risk and drug sensitivities to nutritional requirements and fitness parameters. Learn more.

What Is MUTYH Associated Polyposis?

MUTYH-associated polyposis (MAP) is a rare genetic condition where a person has numerous tissue growths in their colon and rectum.

These growths are called adenomatous polyps.

People with MAP can develop between 10 to 100 polyps.

Some people with MAP can develop colorectal cancer with or without polyps. 

Causes Of MUTYH Associated Polyposis

Mutations in the MUTYH gene cause MAP.

This gene normally plays a kind of 'quality control' role in our cells, helping to fix any mistakes that may occur when our DNA is copied during cell division. 

However, when there are errors in the MUTYH gene itself, this repair process can falter, allowing damaged DNA to accumulate.

As a result, other genes responsible for regulating cellular growth, such as APC and KRAS genes, are affected. 

Symptoms and Characteristics

MAP typically does not show a lot of symptoms. 

Patients can sometimes have the following:

Patients can show other types of growth apart from colorectal growth.

They can have lumps on the thyroid and adrenal glands.

Dental abnormalities such as jawbone cysts are also common for patients having MAP.

Growths inside the eyes called congenital hypertrophy of the retinal pigment epithelium might be present. 

mutyh associated polyposis: Pictographic showing the difference between the normal colon which is smooth, shiny and with thin mucosal membrane and multiple growths like polyps on the mucosal membrane resulting in MUTYH Associated Polyposis

Genetics Behind MUTYH Associated Polyposis

Underlying Genes

Mutations in the MUTYH gene cause MAP.

The two most common mutations are Y165C and G382D

Additional alterations can be found in complete gene sequencing tests. 

To have MAP, a person must have two copies of the mutated MUTYH gene. 

How Is It Inherited?

MUTYH-associated polyposis is inherited in an autosomal recessive pattern.

It means both parents must be carriers of the disease for it to appear in their children.

The children of two mutation carriers can have three different scenarios:

What Is The Risk Of Being A MUTYH Carrier?

Studies show that 1 in every 100 people carries a mutation in the MUTYH gene.

You run the risk of being a carrier if either of your parents had the MUTYH gene mutation.

It indicates that you will not suffer from MAP but can pass on the disease to your children.

You will likely suffer from this disease if your parents have a MUTYH gene mutation. 

Is MUTYH-associated polyposis a cancer risk?

People with MAP are at an increased risk of developing colon and rectal cancer.

Almost half of all people with MAP will have colorectal cancer at diagnosis.

Those with a single MUTYH gene mutation have a higher chance of developing cancer. 

Most colorectal cancers occur between 40 to 60 years of age. 

Are Other Types of Cancers Associated With This Condition?

MAP increases the chances of thyroid and duodenal cancer.

The gene mutation associated with MAP affects all the cells of the body.

Patients with MAP run the risk of developing stomach polyps and duodenal adenoma. 

Chances of breast and ovarian cancer are also increased in women suffering from MAP. 

Diagnosis and Screening Measures

Genetic testing is required to diagnose MAP.

Your symptoms and family history will also help determine whether you suffer from MAP.

You have an increased risk of MAP if

Patients diagnosed with MAP should undergo screenings to monitor their condition and rule out possible cancer.

The screenings suggested by doctors are:

Genetic Testing For MUTYH Associated Polyposis

MAP genetic testing helps doctors see if you have changes or mutations in your MUTYH gene. 

Anyone can do this test, but it's especially useful if you or your family have had many colon polyps or colon cancer. 

A doctor or genetic counselor will guide you on how to do this, often through a simple blood test.

If you test positive, it means you have a mutation. 

It doesn't mean you have or will get cancer, but you're at higher risk. Doctors will guide you on what to do, like getting more regular colon checks.

If you test negative, it means you don't have the mutation. 

But it doesn't mean you won't ever get colon polyps or cancer, so you should still follow your doctor's advice for routine checkups.

Remember, this test is just a tool. It's a way to understand your risk so you and your doctors can make the best health decisions.

Management and Treatment

MAP cannot be cured.

Treatment focuses on preventing cancer and maintaining a healthy lifestyle for patients.

Patients are advised to undergo regular colonoscopy to monitor their condition. 

If there are less than 20 polyps, they can be removed by a polypectomy procedure during colonoscopy.

If the polyps are numerous and growing fast, then surgical removal of the colon or rectum may be necessary.

This procedure is called colectomy.

Laparoscopic surgery has made colectomy a less painful and disabling procedure. 

Surgical intervention might be the last resort to prevent cancer. 

Some non-steroidal, anti-inflammatory drugs, such as sulindac, can reduce and prevent the growth of polyps. 

Thyroid ultrasound and genetic testing are also recommended for MAP patients. 

Summary

MUTYH Associated Polyposis (MAP) is a rare genetic condition with abnormal growths on the colon and rectum, called polyps. 

This condition makes the patient prone to develop colorectal cancer.

It also increases the chances of thyroid, breast, and ovarian cancers.

MAP can be diagnosed by genetic testing.

This condition does not have a cure.

Treatment includes surgically removing the polyps or laparoscopic surgery to remove the colon or rectum. 

Patients should be regularly monitored to rule out possible signs of cancer.

References

https://my.clevelandclinic.org/health/diseases/17254-myh-associated-polyposis

https://rarediseases.info.nih.gov/diseases/10805/myh-associated-polyposis

https://www.ncbi.nlm.nih.gov/books/NBK107219/

https://www.nature.com/articles/s41467-022-30916-1

https://www.cancer.org/cancer/types/colon-rectal-cancer/about/what-is-colorectal-cancer.html

https://www.who.int/news-room/fact-sheets/detail/cancer

Do you struggle to concentrate or feel mentally tired, even after a good night's sleep? If you're constantly feeling that your brain's "hazy," you may be experiencing what is known as "brain fog."

While not a medical term, brain fog is commonly used to describe symptoms caused by underlying health issues or lifestyle factors. It can make it hard to think and feel productive and even affect your mood. 

Identifying the root cause of your brain fog can help you find ways to improve your cognitive function and feel more like yourself again. 

In this article, we'll explore common signs and symptoms that may indicate you're experiencing brain fog, a self-assessment test for brain fog, and tips for alleviating it.

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What Does Brain Fog Feel Like?

Brain fog is a commonly reported symptom that affects many people. 

It can be described as a feeling of mental confusion or haziness that makes it difficult to think clearly and remember things. 

Some people describe it as feeling like their brain is in a fog or cloud, while others may describe it as mentally tired or as if operating on autopilot. 

The experience of brain fog can vary from person to person, but it can make it challenging to concentrate, make decisions, and carry out daily tasks. 

Brain fog can be a symptom of many conditions, including chronic fatigue syndrome, depression, anxiety, and autoimmune disorders. 

Common Causes Of Brain Fog

Brain fog has many potential causes and can be a symptom of several different medical conditions. Here are some of the most common causes of brain fog:

  1. Sleep deprivation: Not enough restful sleep can lead to mental fatigue, difficulty concentrating, and memory problems.
  2. Stress and anxiety: Chronic stress and anxiety can lead to mental exhaustion, difficulty focusing, and forgetfulness.
  3. Nutrient deficiencies: Deficiencies in key nutrients like vitamins B12, D, and E, as well as omega-3 fatty acids, can lead to cognitive problems.
  4. Dehydration: Not drinking enough water can cause dehydration, leading to brain fog and difficulty concentrating.
  5. Medications: Certain medications, such as antidepressants and antihistamines, can cause brain fog as a side effect.
  6. Chronic fatigue syndrome is characterized by extreme fatigue that doesn't improve with rest, often accompanied by brain fog and other cognitive symptoms.
  7. Autoimmune disorders: Conditions like lupus, multiple sclerosis, and rheumatoid arthritis can cause brain fog, as well as other cognitive symptoms.
  8. Menopause: Hormonal changes during menopause can cause brain fog and difficulty concentrating.
  9. Brain injury: Traumatic brain injuries or concussions can cause cognitive problems, including brain fog.
  10. Chronic illness: Conditions like fibromyalgia, Lyme disease, and chronic obstructive pulmonary disease (COPD) can cause brain fog as a symptom.

It's important to note that brain fog can have many potential causes, and it's essential to speak with a healthcare provider to determine the underlying cause and receive appropriate treatment.

What Are The Symptoms of Brain Fog?

Image showing an infographic to test for brain fog

The symptoms of brain fog can vary from person to person, but some common symptoms include the following:

  1. Difficulty concentrating: People with brain fog often report problem focusing on tasks or staying on track with a train of thought.
  2. Memory problems: Brain fog can cause forgetfulness and difficulty remembering things like appointments, names, and dates.
  3. Mental fatigue: People with brain fog may feel exhausted or drained, even after a good night's sleep.
  4. Difficulty finding words: Brain fog can make finding the right words to express oneself verbally or in writing is challenging.
  5. Lack of motivation: Brain fog can cause a lack of motivation or interest in activities one would typically enjoy.
  6. Headaches: Some people with brain fog may experience headaches or migraines.
  7. Dizziness or lightheadedness: Brain fog can cause feelings of dizziness or lightheadedness, which can be disorienting.
  8. Irritability or mood swings: Brain fog can cause changes in mood, including irritability, anxiety, and depression.

It's important to note that brain fog can be a symptom of several different medical conditions.

So, speaking with a healthcare provider is essential if you're experiencing symptoms of brain fog affecting your daily life.

Brain Fog Test: A Self-assessment Questionnaire

  1. How often do you experience difficulty concentrating or focusing on a task?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  2. How often do you feel mentally fatigued, even after a good night's sleep?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  3. How often do you forget important information, such as appointments, names, or phone numbers?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  4. How often do you feel like your brain is "foggy" or "cloudy," making it hard to think clearly?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  5. How often do you experience difficulty finding the right words when speaking or writing?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  6. How often do you feel like you are in a mental haze and struggle to complete tasks that you normally would find easy?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  7. How often do you experience headaches or migraines?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  8. How often do you experience dizziness or lightheadedness?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  9. How often do you experience trouble sleeping or insomnia?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always
  10. How often do you feel irritable or moody for no apparent reason?
    1. Rarely
    2. Occasionally
    3. Frequently
    4. Almost always

Scoring

Add up your scores and see where you fall on the scale

Note: This questionnaire is not intended to provide a clinical diagnosis. If you are concerned about your symptoms or if they are affecting your daily life, please consult a medical professional.

5 Tips To Tackle Brain Fog

If you're experiencing brain fog, there are several things you can do to help alleviate the symptoms. Here are five effective tips to alleviate brain fog:

  1. Get enough restful sleep: Aim to get at least 7-8 hours each night and establish a regular sleep schedule. Avoid using electronics before bedtime, and create a calming bedtime routine to help you relax and unwind.
  2. Stay hydrated: Dehydration can cause brain fog, so drink plenty of water throughout the day. Aim for at least eight glasses of water daily, and more if you're active or live in a hot climate.
  3. Regular exercise can help improve cognitive function, reduce stress and anxiety, and increase energy levels. Aim for at least 30 minutes of moderate exercises, such as brisk walking or cycling, most days of the week.
  4. Eat a healthy, balanced diet: A diet rich in whole foods, including fruits, vegetables, whole grains, and lean protein, can help support cognitive function and provide the nutrients your body needs to function at its best. Avoid processed and high-sugar foods, which can cause energy crashes and brain fog.
  5. Practice stress-reducing activities: Chronic stress can contribute to brain fog, so finding ways to manage stress levels is essential. Try meditation, yoga, deep breathing, or journaling to help reduce stress and promote mental clarity.

These tips can help alleviate brain fog, but speaking with a healthcare provider is essential if you're experiencing persistent or severe symptoms. 

Brain fog can be a symptom of several medical conditions, and getting an accurate diagnosis and appropriate treatment is essential.

Summary

Brain fog is a term used to describe a set of cognitive symptoms. It can be due to various factors, from chronic stress to an underlying health condition.

It often presents itself as difficulty in concentration, memory issues, lack of motivation, and frequent headaches. 

Some strategies to manage brain fog include getting adequate rest, regular exercise, and eating a nutritious diet. 

It is important to consult a qualified healthcare professional if you are experiencing persistent and severe brain fog. 

References

Our gut is a host to a big microbial community that includes both the bad bacteria and the good bacteria. When good bacteria overpowers bad bacteria, our gut is happy, and all’s well. However, do you know what happens when the abundance of bad bacteria increases? Yes, our gut goes kaput, but the imbalance in this microbial community also leads to a higher risk for mental conditions like depression. Keeping this important gut-brain connection in mind, researchers are exploring the idea of “probiotics for depression,” and the results seem very promising. 

Did You Know? Your ancestry tests DNA data includes 700,000 markers, which can be used to learn everything from disease risk and drug sensitivities to nutritional requirements and fitness parameters, including your risk for various mental health conditions like depression and anxiety. Learn more.

What Are Probiotics?

Probiotics are live microorganisms, typically good bacteria or yeasts, that provide health benefits when consumed adequately.

These beneficial bacteria are commonly found in certain foods and supplements and are known for their positive impact on gut health.

Some help us digest our food better, while others are like little soldiers fighting the bad germs that can make us sick. They even make vitamins that our bodies love!

Many of these probiotics are the same or very similar to the microorganisms naturally living inside us.

So when we take probiotics, we give our body some extra backup to stay strong and keep us feeling great!

Sources Of Probiotics

Probiotics can be obtained from various sources, making them easily accessible in our daily diet. Some familiar food sources rich in probiotics include:

Are All Probiotics Equal?

While probiotics share the common characteristic of being beneficial bacteria, not all probiotics are equal in terms of their effects on health. 

Different strains of probiotics have specific functions and benefits.

Think of probiotics like a diverse team of tiny helpers. 

Some strains may be superstars at promoting good gut health, while others might have special talents in supporting our immune system. 

They all work together, but their specific roles can vary.

Each species and strain might impact our bodies differently, so learning more about their unique characteristics is essential.

This picture describes the differences between good and bad gut bacteria with their beneficial and harmful effects.

Benefits Of Probiotics

Probiotics offer many health benefits that can make a real difference in our feelings.

Are There Any Potential Side Effects Associated With Probiotics?

Probiotics are usually well-behaved, causing little to no trouble for most people.

However, some people might initially experience mild issues, like bloating, gas, or diarrhea, after taking the supplements.

But, if you notice any following side effects such as:

Then consult with your doctor before giving probiotics supplements another try.

They'll help determine what's causing the disturbances and suggest a different blend of probiotics or adjust the dosage.

How Does Gut Health Affect Mental Health?

You know that feeling when something big happens, and your gut starts doing flip-flops? Or when stress makes your stomach feel queasy? The real reason behind those sensations is the gut-brain connection at work.

Our gut and brain are like best buddies, always chatting. When we're anxious, depressed, or excited, our gut can feel it too. 

It's like our emotions have a direct line to our stomach.

This connection goes both ways. 

When our gut is troubled, it can send signals to our brain, affecting our feelings. 

When our brain is stressed, it can mess with our stomach, causing gut troubles.

So, neglecting our gut health can also impact our mental health.

Also Read

Genetic Testing For Mental Health: How To Go About It

Can Consuming Probiotics Improve Mental Health?

Our gut and brain have this incredible connection called the gut-brain axis (GBA).

The GBA links our brain and spinal cord to our gut, where probiotics do their magic. They create neurotransmitters that affect our mood and feeling.

In clinical trials, probiotics like Lactobacillus and Bifidobacterium have shown promise in supporting mental health.

But we're all unique, and so are our gut buddies. How we experience mental health symptoms and how probiotics work for us can differ.

Various factors, such as our genes, life experiences, and the specific combination of gut bacteria, influence our overall mental well-being.

Even though we're still on this exciting journey of discovery, scientists are digging for the right probiotics and dosages to improve mental health.

Probiotics For Depression: Infographic describes the Gut-brain connection where the brain connects the gut bacteria through the neuronal impulse connection of the central nervous system and the arrows denoting them. Any changes with this might lead to gut and mental health imbalances with specific symptoms like memory lapses, brain fog, and headaches.

Mechanism Behind How Probiotics For Depression

To comprehend the mechanism behind probiotics for depression, let's split some valuable information to acquire a better grasp.

What Does The Scientific Research Indicate? - Research Review For Probiotics For Depression

The effect of probiotics on depressive symptoms: A 2017 systematic review

The researchers looked at 5 databases to see whether probiotics for depression can actually work. 

They examined the ten studies that met the criteria, focusing on mood, anxiety, and thinking skills.

Many studies have shown promising results that suggest probiotics can help alleviate depression.

The challenging aspect lies in the fact that each study had a significant variation in the types of probiotics used, the amount consumed, and the duration of consumption.

Interestingly, none of the studies checked how probiotics affected sleep, which is a big deal for people with depression.

Overall, the results look hopeful for using probiotics to help with depression

However, further studies with larger groups of people are necessary to obtain more definitive conclusions.

The efficacy, safety, and tolerability of probiotics on depression: A 2021 pilot study

The researchers investigated the potential of probiotics to alleviate depression in patients who had not previously received treatment.

The study involved 10 patients with Major Depressive Disorder (MDD) from Kingston, Ontario, Canada.

The participants consumed a probiotic supplement containing a specific strain of bacteria once daily for 8 weeks.

The researchers measured the patient's depressive symptoms at the beginning of weeks 4 and 8.

The results were promising. By week 4, significant improvements in mood-related symptoms were observed, and these improvements continued through week 8.

By week 8, the patients reported improved subjective sleep quality.

The supplement was well-tolerated by all the participants without any side effects.

Top Probiotics For Brain Health/ Depression

In a research article published by PubMed in 2016, the most used probiotics with promising benefits for brain health and depression were identified as follows:

The studies included human and animal research with these probiotic doses ranging from 108 to 1010 CFU for 2 weeks in animals and 4 weeks in humans.

The results indicated that these probiotics may positively impact central nervous system function and mental health, showing potential improvements in anxiety, depression, and memory abilities.

However, it is crucial to acknowledge that scientific research is ongoing, and staying updated with the latest results is essential.

Individuals with depression or other mental health concerns should seek guidance from healthcare professionals before considering new medications.

Summary

Probiotics, the beneficial bacteria in our gut, can improve mental well-being.

They enhance mood, and memory abilities, boost serotonin production, and improve cognitive function. In addition, probiotics to alleviate depression and anxiety may do so by reducing inflammation.

Different strains of probiotics have specific functions and benefits.

The gut-brain axis plays a significant role in this process.

Probiotics are found in yogurt, kefir, kimchi, sauerkraut, miso, and pickles.

Scientific research suggests probiotics may alleviate depression symptoms.

Further studies with larger groups are needed for more conclusive results.

Consulting healthcare professionals is essential before considering probiotics for mental health.

References

https://my.clevelandclinic.org/health/articles/14598-probiotics

https://www.healthline.com/nutrition/11-super-healthy-probiotic-foods

https://www.medicalnewstoday.com/articles/probiotic-supplements-may-help-with-depression

https://www.healthline.com/nutrition/8-health-benefits-of-probiotics

https://www.healthline.com/health/probiotics-depression

https://www.health.harvard.edu/diseases-and-conditions/the-gut-brain-connection

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6971226/

https://www.frontiersin.org/articles/10.3389/fpsyt.2021.618279/full

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5319175/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4367209/

https://pubmed.ncbi.nlm.nih.gov/27413138/

Too much cholesterol and heart disease risk is a well-established connection. However, a lesser-known link would be that between cholesterol levels and ApoE Alzheimer's risk. Intrigued yet? Turns out, the same genes implicated in Alzheimer’s also have a role to play in cholesterol clearance from the body. A new study has revealed surprising insights into how fluctuating cholesterol levels can increase Alzheimer’s risk. 

Did You Know? ApoE gene comes in 3 forms, E2, E3, and E4, each of which affects cholesterol metabolism. One particular form is associated with poor cholesterol removal and a resultant increased risk for heart disease. Watch this video to learn more:

Alzheimer’s: A Brief Overview

Alzheimer’s is a common type of dementia affecting 5.8 million American adults.  

This condition is characterized by memory loss, poor judgment, inability to participate in a conversation, and mood and behavioral changes.

As the condition progresses, it can lead to complete memory loss and the inability to speak, walk, or even swallow. 

Beyond 65, the risk of developing the condition doubles every five years.

Currently, Alzheimer’s disease doesn’t have a cure. It can only be managed with medications and intervention strategies. 

Role Of Cholesterol In The Body

Cholesterol is a waxy, fat-like substance produced by the liver and found in many food sources.

Cholesterol is an integral component of cell membranes to maintain their fluidity and integrity. 

The body also needs cholesterol to make vitamin D, bile acid, and steroid hormones.

Dangers Of High Cholesterol Level

Excess cholesterol in the blood can combine with other substances and form plaque.

Plaques are deposits that stick to the inner walls of blood vessels and cause blocks.

Plaque buildup is a common cause of coronary artery disease.

High cholesterol levels are also associated with increased risk of peripheral artery diseases, hypertension, stroke, and high blood pressure. 

Here's An Interesting Article For You

Genetic Testing For Familial Hypercholesterolemia

How Does Cholesterol Metabolism Affect the Brain?

The Central Nervous System (CNS) stores up to 25% of the cholesterol levels in the body.

Cholesterol levels play a role in the physiological functioning of the brain.

According to experts, very little dietary cholesterol enters the brain because of the Blood Brain Barrier. 

The brain cells synthesize most of the cholesterol that the brain needs internally. 

Does The Brain Need Cholesterol?

The brain needs cholesterol for the following functions.

Membrane cholesterol plays a vital role in the formation of amyloid-β.

Amyloid-β is a type of amino acid that is associated with the pathology of Alzheimer’s disease.  

Cholesterol - Brain - Alzheimer Dementia: The ApoE Gene Connection

In adults, cholesterol is biosynthesized in the astrocyte cells (types of cells in the CNS). 

The cholesterol is transported to the neurons via Apolipoprotein E lipoproteins (ApoE lipoproteins).

Synapse formation requires cholesterol transfer from the astrocytes to the neurons. This process is ApoE-dependent. 

The ApoE gene helps produce the ApoE lipoprotein.

Mutations in the ApoE gene cause issues in ApoE lipoprotein production.

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ApoE Gene & its Genotypes

This can affect cholesterol transfer and may contribute to the development of Alzheimer’s disease. 

There are three common isoforms of this gene identified.

  1. ApoE2 - 5-10% of the population have this allele, and people with this allele usually develop Alzheimer’s relatively later in life.
  2. ApoE3 - this is a neutral allele and neither increases nor decreases the risk of developing Alzheimer’s. 
  3. ApoE4 - about 15-25% of people have this allele, and 2-5% of the population have two copies. This isoform leads to the earlier onset of Alzheimer’s.
Cholesterol Levels And Apo E Alzheimer Risk: A pie chart indicating the distribution of different ApoE genotypes in 110 women.

In July 2023, research published in the American Academy of Neurology analyzed the relationship between fluctuating cholesterol levels and Alzheimer’s risk.

Study Design

The researchers picked 11,571 individual healthcare data of people over 60 for the study.

These individuals did not have a previous diagnosis of dementia or Alzheimer’s. 

They were followed up for thirteen years to keep track of their fluctuating cholesterol levels and Alzheimer’s risk.

The participants were divided into five groups based on how much or how little their cholesterol and triglyceride variations were. 

Study Results

In the thirteen years of follow-up, 2,473 subjects were diagnosed with Alzheimer’s or other forms of dementia.

The following variables that could affect the risk of developing dementia were adjusted while calculating the results.

The researchers observed that people in the high-fluctuating cholesterol category had a 19% increased risk of developing some form of dementia compared to the low-fluctuation group.

Similarly, individuals with the highest triglyceride fluctuations had a 23% increased risk of developing some form of dementia compared to the group with lower fluctuations.

Limitations

Did You Know? Your ancestry test DNA data includes 700,000 markers, which can be used to learn everything from disease risk and drug sensitivities to nutritional requirements and fitness parameters, including your risk for Alzheimer's. Learn more.

How To Keep Your Cholesterol Levels In Check?

Choosing The Right Diet

The following dietary changes can help bring down overall cholesterol and triglyceride levels.

Physical Activity

When practiced regularly, low or moderate forms of aerobic exercises can help reduce overall cholesterol levels.

Losing Weight

Excess body fat is one of the common reasons for developing high cholesterol and triglyceride levels.

A 2004 systematic review reports that for every 10 kilograms of weight lost in obese and grossly overweight individuals, a drop of 0.23 mmol of cholesterol could be noticed.

Quitting Smoking

Smoking can increase overall cholesterol and triglyceride levels in the body. 

Quitting smoking is critical for individuals with high cholesterol levels.

Cholesterol Lowering Medications

When lifestyle changes aren’t showing effects, or in the case of severely high cholesterol and triglyceride levels, medications to lower cholesterol levels may help. 

Some of the common types of cholesterol-lowering medications include the following:

Does Good Cholesterol Decrease Your Risk Of Alzheimer's Disease?

Many research studies report that increased High-Density Lipoprotein (HDL) levels may reduce the risk of Alzheimer’s disease.

HDL, also called good cholesterol, helps carry bad cholesterol from the bloodstream to the liver to help flush them out. 

Animal-based studies report that higher levels of HDL may help protect against neuroinflammation and memory deficits. 

Other studies report that HDL prevents the vascular accumulation of amyloid-β, a risk factor for developing Alzheimer’s disease.

Increasing HDL cholesterol levels and avoiding overall fluctuating cholesterol levels can reduce Alzheimer’s risk in older adults.

Summary: ApoE Alzheimer And Cholesterol Levels

  1. Alzheimer’s is a type of dementia characterized by memory loss, behavioral changes, and poor judgment.
  2. A 2023 study published in the American Academy of Neurology identifies a relationship between fluctuating cholesterol levels and Alzheimer’s risk.
  3. According to this study, healthcare data from 11,571 older adults were collected, and these adults were followed up for thirteen years.
  4. Individuals with the highest fluctuations in cholesterol and triglyceride levels had a 19 and 23% increased risk of developing dementia compared to those with the lowest fluctuations.
  5. The researchers are still unsure why cholesterol fluctuations increase dementia risk and suggest further studies to understand this relationship better.
  6. Eating heart-healthy foods, staying physically active, losing weight, and quitting smoking can all help bring down total cholesterol levels.
  7. Other studies also report that an increase in High-Density Lipoprotein (HDL) levels may be beneficial in bringing down the risk of developing Alzheimer’s. 

References

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8264368/

https://pubmed.ncbi.nlm.nih.gov/12648780/

https://www.sciencedaily.com/releases/2023/07/230705171104.htm

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6682969/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6844833/

https://pubmed.ncbi.nlm.nih.gov/22269162/

https://www.ncbi.nlm.nih.gov/books/NBK459119/

https://www.nia.nih.gov/health/alzheimers-disease-genetics-fact-sheet

https://pubmed.ncbi.nlm.nih.gov/14969506/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6236809/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6530968/

https://www.sciencedaily.com/releases/2023/07/230705171104.htm

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8264368/

Navigating the intricate pathways of genetics has never been more approachable, thanks to advances in technology like those offered by Invitae Genetic Testing. As one of the industry leaders, Invitae presents an enticing opportunity to dig deeper into your DNA. However, before diving headfirst into the realm of personal genomics, it's essential to be fully aware of the comprehensive services Invitae provides, their implications, and the considerations you need to make. This blog post will offer an in-depth review of Invitae Genetic Testing, ensuring you have all the information necessary to make an informed decision.

About Invitae

Invitae, with its headquarters set in San Francisco, California, is a medical genetics company founded by Randal W. Scott and Sean E. George in 2010. Invitae is a College of American Pathologists (CAP)-accredited and Clinical Laboratory Improvement Amendments (CLIA)-certified clinical diagnostic laboratory.

The company offers gene panels and single-gene testing for a broad range of clinical areas, including hereditary cancer, cardiology, neurology, pediatric genetics, metabolic disorders, immunology, and hematology.

Invitae has special tools for medical professionals that help them record family history and provide appropriate genetic testing recommendations.

Invitae Genetic Testing For Individuals

Invitae offers 4 categories of tests for its users:

Pregnancy

Provides information relevant to pre-pregnancy and pregnancy-related decision-making.

It includes the following tests:

Staying Healthy

Provides information to develop a personalized health plan for cancer and heart disease.

It includes the following tests:

You can order any or all of these tests.

Cancer

Provides information to help your physician plan an effective treatment.

Looks at 65 genes associated with common cancers

Genetic Illness

Provides information that helps diagnose and understand the inheritance of various health conditions.

It includes a variety of health conditions grouped under:

Invitae Genetic Testing For Professionals

Invitae offers a bunch of tests for medical professionals, grouped under the following categories:

Oncology

Provides genetic information to help professionals tailor chemotherapy and other treatment plans for their patients.

It covers multiple panels, including:

You can view the entire list here.

Reproductive Health

Provides information that helps medical professionals give insights regarding pre-pregnancy, infertility, and other pregnancy issues.

The tests are grouped under 2 packages:

Pediatric & Rare diseases

Provides information to enable medical professionals to inform prognosis, treatment, and next steps for those with rare diseases.

Available panels:

Invitae also offers an RNA-testing feature, which incorporates testing into the variant classification process for variants of uncertain significance (VUS). A VUS is a genetic change in a sequence whose association with disease risk is unclear. 

Invitae also offers exome testing options that provide more accurate and reliable results. Exons are a segment of a DNA or RNA molecule containing information coding for the protein. The exome is the part of the genome that consists of exons. It is estimated that the vast majority of disease-causing DNA changes are found in exons.

It includes the following testing options:

Invitae: How To Order?

Users can choose any test from the options provided and place an order. Once you order, an independent physician will review your health history and approve the test if appropriate.

Once your doctor approves the test, you can sign up with/sign in to your account.

Once your email is verified, you can register a kit using the confirmation code.

Invitae Kit Registration

You can learn about specimen collection and shipping here. 

Overview of Invitae Genetic Reports

Invitae Genetic Illness Report

The diagnostic tests under this category may be covered by insurance.

The report begins with a section with patient information and sample collection details (same for all reports).

If it is a "positive result," the next section contains information about the pathogenic variant identified. 

Image: Snippet from Invitae sample diagnostic report

The next section of the report helps users with the next steps after encountering a positive result.

The website also has a "Positive Result FAQ" guide.

Invitae Pregnancy Report

Invitae Carrier Screening

A carrier is an individual that carries one copy of a gene with error(s) associated with a disease, which can be passed down to a child.

If it is a positive result, the report includes information about the variant and the mode of inheritance. 

Image: Snippet from Invitae sample carrier screening report

The report also comes with information about the condition and the recommended next steps.

It gives insights into what you can do if your partner tests positive for the same condition.  

Invitae Non-invasive prenatal testing

This test covers common genetic disorders, like Down Syndrome, that result from additional or missing pieces of genetic material in the genome.

The report identifies aneuploidies (if present) in chromosomes 13, 18, 21, and sex chromosomes. 

Aneuploidy is the presence of an abnormal number of chromosomes.

It is followed by the "next steps" section.

The report ends with the "Limitations" and "Disclaimer" sections.

Invitae Proactive/Staying Healthy Test

Cancer Screen: The report includes information on 61 genes associated with common cancers like breast, ovarian, and prostate cancer.

Cardio Screen: This test looks at 75+ genes known to influence the risk of many inherited heart diseases like hereditary high cholesterol levels. 

Genetic Health Screen: The report provides information on over 145 genes associated with many inherited conditions. 

Image: Comparison of the tests in Invitae Proactive/Staying Healthy Pack

Invitae Pricing

TestPrice
Invitae Cancer Screen$299
Invitae Cardio Screen$299
Invitae Genetic Health Screen$350

Is There Insurance Coverage?

Many of the invitae diagnostic tests may be covered by insurance. 

The company also offers Medicare and Medicaid beneficiaries for patients residing in the US if they meet the eligibility criteria.

Invitae offers testing at little or no expense for patients who qualify through their Patient Assistance Program.

Invitae also offers sponsored testing, partnering with biopharma companies like Alnylam to provide genetic testing for selective genetic diseases for patients who meet eligibility criteria.

About Invitae Privacy

The company claims that they do not sell or share users’ identifiable data with any third parties. However, they share information about genetic variants and anonymized genetic information with service providers, business partners, and third-party or public databases for research purposes. In addition, Invitae allows users to alter their privacy settings manually.

Invitae’s privacy policy may change from time to time, with updates posted on the website.

Invitae - News and Reviews

News

Review

Summary: Invitae Genetic Testing: Pros and Cons

Pros

Cons

InvitaeXcode Life
DNA kitProvidedNot provided
DNA raw data uploadNot allowedAllowed
DNA data exploration toolsNot availableAvailable
Report updatesNoQuarterly
Report price$250 or $350 Individual reports: $30 - $50
Bundle packs: $160 - $199
DiagnosticYesNo, but the reports are a powerful tool physicians can use to make health recommendations.
Report categoriesHereditary cancer, Cardiology, Neurology, Pediatric Genetics, Metabolic disorders, Immunology, and HematologyNutrition, Fitness, Skin, Allergy, Health, Personality, Breast Cancer, MTHFR, Personalized Medicine, Sleep, Genetic Reports
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