Is Your Brain’s Health at Risk?

Diet and Neurological Health

The Relationship Between Diet and Brain Function

Diet plays a critical role in brain health and function. Every cell in the brain relies on nutrients to operate at its best, and poor nutrition can disrupt cognitive processes and neurological functions. Omega-3 and omega-6 fatty acids, both types of polyunsaturated fats, have a particularly strong influence on how the brain functions.

Omega-3 fatty acids, especially those found in fatty fish and marine algae, are essential for brain health. These fatty acids, which include EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid), are key to synaptic plasticity—the brain’s ability to adapt to new tasks and form new connections between neurons. Omega-3s also help reduce neuroinflammation, an underlying factor in many neurodegenerative diseases, including Alzheimer’s.

Studies show that diets rich in EPA and DHA are associated with improved cognitive function, better mood, and a reduced risk of developing neurological conditions. Omega-3s from sources like nuts and seeds, primarily ALA (alpha-linolenic acid), also offer health benefits, but the body must convert ALA into EPA and DHA—a process that is not very efficient. For optimal brain health, it is recommended to obtain omega-3 directly from marine sources.

On the other hand, diets high in omega-6 fatty acids, commonly found in plant oils like corn and sunflower oil, can promote inflammatory processes in the body, including the brain. While omega-6 fatty acids are necessary for normal body function, an imbalance between omega-6 and omega-3 intake can increase inflammation risks. Chronic inflammation may worsen neurological symptoms and elevate the risk of neurodegenerative diseases. To support brain health, it’s important to maintain a balance between omega-6 and omega-3 fatty acids, with a greater emphasis on obtaining omega-3 from marine sources.

The Ketogenic Diet and Mental Clarity

The ketogenic diet, characterized by very low carbohydrate intake and high fat consumption, promotes the production of ketones as an alternative energy source to glucose. Normally, the brain relies on glucose as its primary fuel, but when carbohydrate intake is drastically reduced, the body begins breaking down fats into ketones, which then become the main energy source for the brain.

Research has shown that ketones, particularly beta-hydroxybutyrate (BHB), have neuroprotective properties that may enhance cognitive function. This is partly because ketones provide a more efficient energy source for the brain than glucose, while producing less oxidative stress during metabolism. Oxidative stress has been linked to various neurological disorders, including Alzheimer's disease, and reducing this stress may help protect brain health.

The ketogenic diet has been successfully used to treat epilepsy for decades, and recent research suggests it may also benefit other neurological conditions. For example, some studies have found that individuals with autism spectrum disorder (ASD) who follow a ketogenic diet may experience improvements in both behavior and cognitive function. This indicates that the ketogenic diet could enhance mental clarity and reduce symptoms in individuals with certain neurological diagnoses.

The Role of Diet in Neurological Conditions

There is increasing evidence that diet plays a significant and direct role in the symptoms of neurological conditions like ADHD and autism spectrum disorder (ASD). For instance, research suggests that a diet low in fast-acting carbohydrates and high in omega-3 fatty acids can help reduce symptoms of ADHD. This may be because fast-acting carbs, such as sugar and refined grains, can cause blood sugar fluctuations that exacerbate hyperactivity and concentration difficulties in people with ADHD.

Furthermore, as previously mentioned, the ketogenic diet has been explored as a potential treatment for autism spectrum disorders. Some studies indicate that this diet may improve both behavior and cognitive function in individuals with these diagnoses. This may be particularly relevant for people with ASD, who often face challenges with social interaction and cognitive flexibility.

These findings support the idea that dietary changes can have a direct and positive impact on brain function and overall neurological health. By adjusting the diet to include nutrients that support brain health, while reducing the intake of foods that contribute to inflammation and other negative processes, it may be possible to alleviate symptoms and improve the quality of life for individuals with neurological conditions. This opens the door for using dietary changes as an integral part of treatment strategies for neurological diagnoses.

Essential Vitamins and Minerals for Brain Function

To maintain optimal brain function, it’s crucial to ensure an adequate intake of essential vitamins and minerals. These nutrients play a key role in various processes necessary for cognitive health, emotional stability, and overall well-being. Let’s take a closer look at some of the most critical nutrients for brain health.

Vitamin D

Vitamin D, often referred to as the "sunshine vitamin," is primarily produced in the skin through exposure to sunlight. This vitamin is vital for brain health in several ways, including regulating calcium balance in neurons, modulating neurotransmitters, and protecting against neuroinflammation.

People living in northern regions, where sunlight is limited during the winter months, are particularly susceptible to vitamin D deficiency. Research shows that low levels of vitamin D are linked to an increased risk of depression, cognitive impairment, and even neurodegenerative diseases such as Alzheimer’s. Deficiency can also affect mood and mental clarity, making it a critical factor for maintaining brain health.

Supplementing with vitamin D may be especially important for those with limited sun exposure or diets low in vitamin D-rich foods like fatty fish, eggs, and fortified dairy products.

Magnesium 

Magnesium is a mineral that plays a role in over 300 enzymatic reactions in the body, many of which are essential for brain function. It supports neurotransmitter activity, regulates NMDA receptors (involved in learning and memory), and has a calming effect on the nervous system.

Magnesium deficiency has been linked to an increased risk of anxiety, sleep disturbances, and depression. Research also shows that adequate magnesium intake can improve sleep quality and help reduce stress, which is critical for cognitive function and overall mental health.

Magnesium is found in foods such as nuts, seeds, legumes, and leafy green vegetables. Supplements may be necessary for individuals with low dietary intake or increased needs due to stress or intense physical activity.

Zinc

Zinc is a trace mineral essential for both cognitive development and immune function. It plays a vital role in cell growth, DNA synthesis, and neurotransmitter function. In the brain, zinc is particularly important for synaptic plasticity, learning, and memory.

Zinc deficiency can lead to cognitive impairments, weakened immune responses, and an increased risk of depression. This is particularly concerning for pregnant women and young children, as zinc deficiency can negatively impact brain development.

Zinc is naturally found in foods like meat, shellfish, nuts, seeds, and whole grains. Supplementation may be necessary for those at risk, such as pregnant women, the elderly, or individuals with gastrointestinal disorders that impair nutrient absorption.

Omega-3 Fatty Acids (EPA and DHA)

Omega-3 fatty acids, particularly eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), are critical for brain health. These fatty acids are highly concentrated in the brain and are necessary for maintaining cell membranes, supporting neurotransmitter function, and reducing inflammation.

EPA has been shown to have a positive effect on mood and may help alleviate symptoms of depression. DHA is essential for the structural integrity of the brain, particularly in the gray matter responsible for cognitive function. Both fatty acids help protect the brain from oxidative stress and neuroinflammation, which are known to contribute to neurodegenerative diseases.

Fatty fish such as salmon, mackerel, and sardines are excellent sources of EPA and DHA. For individuals who do not consume fish, high-quality omega-3 supplements can be an effective way to ensure adequate intake.

Iron and Vitamin E

• Iron is essential for oxygen transport in the blood and for brain function. Iron deficiency can lead to anemia, resulting in symptoms like fatigue, concentration difficulties, and reduced mental performance. In children and pregnant women, iron deficiency can have serious consequences for cognitive development and learning ability.
  
  

• Vitamin E is a powerful antioxidant that protects the brain from oxidative stress, which can damage brain cells and contribute to cognitive decline. Adequate intake of vitamin E may help preserve cognitive function as we age and reduce the risk of neurodegenerative diseases such as Alzheimer’s.

Good sources of iron include red meat, beans, lentils, and leafy green vegetables. Vitamin E is found in nuts, seeds, vegetable oils, and green vegetables.

Is It Too Late to Change Your Diet or Start Supplements?

While optimal brain health relies on a consistent intake of essential vitamins, minerals, and omega-3 fatty acids throughout life, it is never too late to make positive dietary changes. Studies have shown that supplementing with necessary nutrients or transitioning to a more nutrient-rich diet can improve cognitive function, mental health, and overall well-being, even in later stages of life. Replenishing the body’s nutrient levels—whether through food or supplements—can support brain health, reduce the risk of neurodegenerative diseases, and improve quality of life, regardless of age or previous dietary habits.

Processed Foods and Their Impact on Mental Health

The Negative Effects of Ultra-Processed Foods

In modern diets, ultra-processed foods (UPFs) have become a staple for many people. These foods, often packed with additives, preservatives, sugar, and refined ingredients, are designed for convenience and taste but can have serious consequences for brain health.

Research has shown that a high intake of ultra-processed foods is associated with an increased risk of both stroke and cognitive decline. A study from Massachusetts General Hospital (MGH) found that individuals consuming large amounts of UPFs had a 9% higher risk of stroke and a 12% higher risk of accelerated cognitive decline. These effects were even more pronounced among Black participants in the study, who had a 15% higher risk of stroke, possibly due to a higher prevalence of hypertension in this group.

One reason UPFs are so harmful to the brain is their content of refined oils, particularly those made from seeds like sunflower, corn, and soy. These oils are not only highly processed but also rich in omega-6 fatty acids, which, when consumed in excess without adequate omega-3 intake, can promote inflammation in the brain. Chronic inflammation is a known risk factor for the development of neurodegenerative diseases like Alzheimer’s, as well as other cognitive disorders.

In addition, UPFs often contain large amounts of sugar and artificial sweeteners, which can negatively affect brain function. High sugar intake is linked to an increased risk of depression and anxiety and may contribute to insulin resistance in the brain—a condition some researchers believe could be a precursor to Alzheimer’s disease.

It is also important to note that UPFs often lack key nutrients that are crucial for brain health, such as vitamins, minerals, and essential fatty acids. This can lead to nutrient deficiencies that further exacerbate cognitive decline and mental health issues.

Benefits of a Natural, Unprocessed Diet

A natural, unprocessed diet that includes meat, fish, vegetables, and healthy fats is crucial for maintaining optimal brain health. Red meat and other animal products provide essential nutrients like high-quality protein, iron, zinc, and B vitamins, all of which are important for cognitive function and overall well-being.

Fish, especially fatty fish like salmon and mackerel, are rich in omega-3 fatty acids such as EPA and DHA, which are essential for reducing inflammation and supporting neurotransmitter function in the brain. Omega-3s from fish are well-known for their protective effects against oxidative stress and neurodegenerative diseases.

Saturated fats, found in foods like meat and butter, also play an important role in maintaining healthy cell membranes in the brain and contributing to energy balance. Although saturated fats have been debated in the past, recent research supports their role in promoting brain function and general health.

At the same time, a diet rich in vegetables, fruits, nuts, and seeds provides antioxidants and anti-inflammatory compounds that protect the brain from harmful free radicals and inflammation. These plant-based foods complement the nutrients found in animal products and contribute to a holistic, balanced diet.

By combining nutrients from both animal and plant sources, including meat, fish, vegetables, and healthy fats, individuals can achieve a diet that promotes optimal brain function, protects against cognitive decline, and supports overall health and well-being.

Reducing or eliminating the intake of ultra-processed foods and focusing instead on natural, unprocessed foods can not only improve general physical health but also lower the risk of serious neurological issues. Even modest reductions in UPF consumption can lead to noticeable improvements in brain health and function. This underscores the importance of making conscious food choices and adopting a diet that supports long-term brain health.

As highlighted by the research from MGH, it’s not just what we eat that matters, but also how the food is processed before it reaches our plate. By choosing a diet rich in natural, minimally processed foods, we can better support brain health, reduce the risk of cognitive decline, and improve overall well-being. This serves as a clear call to critically assess the foods we eat and make choices that benefit both our body and mind in the long run.

Screen Time’s Double-Edged Impact on Brain Health

Balancing the Benefits and Drawbacks

Screen time has become an integral part of daily life for many, and it’s important to recognize both the positive and negative aspects of digital use. On one hand, technology provides access to information, education, and social interaction in ways that were previously unimaginable. For many, screen time can also be a source of learning, creative expression, and even stress relief.

Diet plays a central role in brain function, and deficiencies in essential nutrients can worsen symptoms such as anxiety, depression, and concentration difficulties. Sleep quality is also a critical factor, as poor sleep can lead to cognitive disturbances and emotional imbalance. By incorporating these factors into a holistic evaluation, healthcare professionals can better understand the patient’s condition and develop more effective treatment plans.

The Problem with Symptom-Focused Diagnosis

Traditionally, diagnosing neurological and psychiatric conditions has often been symptom-focused, where the most obvious signs are observed, and a diagnosis is made based on them. However, this approach can be problematic because it overlooks underlying causes that could be crucial for proper treatment.

When healthcare providers focus solely on symptoms, they risk making incorrect diagnoses. For example, symptoms of ADHD, such as hyperactivity and concentration difficulties, could also be caused by nutrient deficiencies, poor sleep, or a diet high in sugar and fast-acting carbohydrates. If these factors aren’t considered, treatment may become ineffective—or even harmful—by failing to address the root cause of the problems.

Examples of Misdiagnoses

Misdiagnoses can have serious consequences for a patient's health and well-being. A hypothetical example could be a teenager diagnosed with autism spectrum disorder (ASD) based on social withdrawal and specific interests. If healthcare providers only focus on these symptoms and don’t consider diet, sleep, or past trauma, the real cause may be underlying PTSD or a nutritional deficiency affecting brain function.

Another example could be an individual diagnosed with ADHD due to restlessness and difficulty concentrating, only to later discover that the symptoms were caused by low vitamin B12 levels or a diet high in omega-6 fatty acids and sugar. In such cases, proper supplementation and dietary changes could lead to significant improvements, indicating the original diagnosis was incorrect.

These examples highlight the need for a thorough, holistic evaluation before making a diagnosis. By considering factors such as diet, nutritional status, sleep quality, and psychosocial factors, healthcare professionals can avoid misdiagnoses and develop more precise and effective treatment plans.

A holistic approach that looks at the whole individual, not just their symptoms, can help ensure that patients receive the correct diagnosis and treatment, which can significantly improve their quality of life.

The Role of Food Allergies, Intolerances, and Medications in Diagnosis

Food Allergies and Intolerances

Food allergies and intolerances can often mimic the symptoms of neurological and psychiatric conditions, making it difficult for healthcare professionals to make an accurate diagnosis. Symptoms such as fatigue, brain fog, irritability, anxiety, and concentration difficulties may, in some cases, be caused by the body’s negative reaction to certain foods rather than an underlying neurological disorder.

For example, gluten intolerance can trigger neurological symptoms that are frequently misdiagnosed as depression or anxiety. Similarly, lactose intolerance or allergies to foods like nuts or soy can cause inflammatory responses that affect brain function. Undiagnosed food allergies can therefore lead to diagnoses such as ADHD or autism spectrum disorder (ASD) when the real solution may lie in adjusting the diet to alleviate symptoms.

Medications and Side Effects

Medications are a common part of treatment for many neurological and psychiatric conditions, but their side effects can complicate the diagnostic process. Psychiatric drugs such as antidepressants, antipsychotics, and ADHD medications can have side effects like insomnia, anxiety, irritability, and even cognitive disturbances. These side effects may be interpreted as a worsening of the original condition or as symptoms of another disorder, potentially leading to further misdiagnoses.

For instance, side effects from stimulant medications used to treat ADHD, such as increased anxiety and insomnia, might be mistaken for symptoms of an anxiety disorder or bipolar disorder. This can result in patients being prescribed additional medications to manage these new symptoms, which may create a vicious cycle of medication and side effects.

Additionally, side effects from medications not directly related to neurological or psychiatric conditions can also complicate the diagnosis of such disorders. Many drugs used to treat chronic physical health issues can have side effects that impair brain function, leading to symptoms that may be misinterpreted as mental health or neurological disorders.

The Relationship Between Food Allergies, Intolerances, and Medication Use

When a patient has undiagnosed food allergies or intolerances alongside the use of medications for chronic conditions, the impact on mental health can become even more complicated. The combination of an unrecognized food intolerance and side effects from medications may lead to a significant worsening of neurological and psychiatric symptoms.

or example, a patient taking beta-blockers for high blood pressure who also has an undiagnosed gluten intolerance could experience symptoms like fatigue, depression, and cognitive difficulties. These symptoms might easily be mistaken for a serious mental health condition, potentially leading to unnecessary medication adjustments and worsening of the situation.

Thus, it is critical that healthcare professionals take a holistic approach when diagnosing neurological and psychiatric conditions. This should include a thorough assessment of the patient’s diet, potential food allergies or intolerances, and a complete review of all medications being used, including those not directly related to mental health. This comprehensive approach helps prevent misdiagnoses and ensures that patients receive the right treatment for their conditions.

Recognizing the intricate connections between diet, medication use, and mental health allows healthcare professionals to improve diagnostic accuracy and create more effective, personalized treatment plans. This is particularly important to prevent patients from being trapped in a cycle of unnecessary medication and ineffective treatments, which can exacerbate both their physical and mental well-being.

The Historical and Societal Context of Neurological Diagnoses

Perspectives on Difference Throughout History

Throughout history, society’s view of difference has been both a double-edged sword and a catalyst for progress. Many of the greatest thinkers, artists, and innovators in history have been individuals who challenged conventional norms and thought outside the box. For example, figures like Leonardo da Vinci, Wolfgang Amadeus Mozart, Vincent van Gogh, and Albert Einstein—who all displayed unique personalities and unconventional ways of thinking—might have been diagnosed with conditions like ADHD, Asperger syndrome, or bipolar disorder if they had lived in today’s world.

These individuals, though considered "different" by societal standards, made enormous contributions to science, art, and culture. Their ability to perceive the world from a unique perspective was crucial to the intellectual and cultural development of humanity. Had they been subjected to today’s rigid diagnostic criteria and treatment protocols, their creative genius might have been stifled by medication or other measures aimed at fitting them into societal norms.

History shows us that difference should not only be tolerated but valued as a source of innovation and progress. Some of humanity’s greatest advances have come from those who dared to think differently and challenge the status quo.

Society’s Need for Diversity

Diversity in thought, experience, and ability is essential for the development of humanity. Differences drive innovation, solve complex problems, and foster a culture of creativity and exploration. Without diversity, society would stagnate, and our capacity to adapt to new challenges would be severely limited.

Mental and personality diversity is as crucial as biological diversity in nature. It provides society with a broad range of skills, perspectives, and approaches to life's challenges. By embracing those who think differently, we ensure access to a wealth of ideas and solutions, which are vital for future progress and survival.

When society attempts to standardize individuals to a specific norm, we risk losing the unique value that comes from diverse ways of thinking and being. It's important to recognize that the qualities that make someone "different" are often the same qualities that allow them to contribute something new and valuable to the world.

Critique of Over-Medication

In today’s society, there is growing concern that we are too quick to medicate individuals who don’t fit into a standardized norm of behavior or cognitive function. Diagnoses such as ADHD, Asperger syndrome, and other neurological conditions are often made as soon as someone deviates from what is considered normal. Medications are then frequently prescribed to "correct" these deviations.

This practice of normalizing behavior through medication can have potentially harmful consequences. It can suppress the unique traits that give individuals their creative spark or special abilities. Instead of viewing difference as a value, society often treats it as a problem to be solved.

Over-medication can also lead to serious side effects such as depression, anxiety, and cognitive impairment, as mentioned in earlier sections of the article. This can create a vicious cycle where the patient becomes trapped in an increasing amount of medication to manage the side effects of the original treatment.

It is therefore important to rethink how we approach neurological diagnoses and their treatment. Rather than focusing on medication as a first solution, we should consider alternative approaches that take into account diet, lifestyle, and individual differences. Society must also learn to appreciate diversity and understand that what makes someone "different" is often what makes them unique and valuable.

Challenging over-medication does not mean ignoring those who need help, but recognizing that the support offered must be tailored to the individual’s needs, rather than simply a method of fitting them into a societal norm that may not be relevant or helpful to them. It’s time to move toward a more holistic and inclusive approach that values the diversity of human experiences and abilities.

Recommendations for a Holistic Approach to Treatment

Dietary Changes as Part of a Treatment Strategy

Diet plays a crucial role in brain health and should be an integral part of the treatment strategy for neurological and psychiatric conditions. Here are some concrete suggestions for implementing dietary changes:

• Reduce ultra-processed foods: Eliminate or significantly reduce the intake of ultra-processed foods containing artificial additives, sugars, and refined oils. These foods have been linked to an increased risk of cognitive decline and other neurological issues.

• Increase Omega-3 intake: Include more fatty fish like salmon, mackerel, and sardines, as well as plant-based sources like flaxseeds and walnuts. Omega-3 fatty acids are important for reducing brain inflammation and supporting neurotransmitter function.

• Ketogenic or low-carb diet: For individuals with certain neurological diagnoses, a ketogenic diet, which promotes the use of ketones as an energy source instead of glucose, may help improve mental clarity and reduce neuroinflammation. This can be especially relevant for conditions like epilepsy or autism spectrum disorders.

• Carnivore diet as an experiment: For individuals experiencing significant difficulties and who have not seen sufficient improvement with other dietary changes, it may be worth considering the carnivore diet for a limited period, such as six months. This diet consists solely of animal products and eliminates all plant-based foods. Some individuals have reported substantial improvements in psychiatric symptoms like depression, anxiety, and bipolar disorder after adopting this diet. While anecdotal, it’s important to note that scientific research on this is limited, and anyone considering this diet should do so under medical supervision to ensure it is done safely.

• Supplement essential vitamins and minerals: Ensure adequate intake of vitamin D, B vitamins (B6, B12, folate), magnesium, zinc, iron, and vitamin E—all critical for brain function. A blood test can help identify specific deficiencies that should be addressed through diet or supplements.

• Natural, unprocessed diet: Encourage a diet based on natural, whole foods such as fruits, vegetables, whole grains, nuts, seeds, and unprocessed meat and fish. This diet provides the necessary nutrients for optimal brain health and reduces the risk of inflammation and oxidative stress.

Sleep, Lifestyle Adjustments, and Screen Time

Good sleep, a healthy lifestyle, and moderate screen time are foundational to both physical and mental health. To support brain function and reduce symptoms of neurological and psychiatric conditions, the following lifestyle adjustments are important:

• Optimize sleep: Ensure regular sleep routines and a sleep-friendly environment. Lack of sleep or poor sleep quality can worsen symptoms like anxiety, depression, and cognitive difficulties. Sleep should be prioritized as part of the overall treatment plan.

• Stress management: Implement stress management techniques such as mindfulness, yoga, or meditation. Chronic stress negatively affects brain health and can exacerbate neurological symptoms. Reducing stress can improve both mental health and cognitive function.

• Physical activity: Incorporate regular physical activity, which is known to improve mood, reduce anxiety, and support cognitive health. Physical activity increases blood flow to the brain and promotes the release of neurotrophic factors that support neuronal health.

• Exposure to daylight: Increase exposure to natural daylight, particularly in the morning. This helps regulate circadian rhythms, improves sleep quality, and boosts vitamin D production, which is important for brain function.

• Balanced screen time: Moderate screen time, especially for individuals with neurological or psychiatric conditions. Excessive screen use can lead to increased stress, poor sleep quality, and reduced ability to concentrate and reflect. It’s important to find a balance where screen time doesn’t replace physical activity or real-life social interactions.

Individual Assessment and Customized Treatments

Each patient is unique, making it essential to customize treatment plans based on a thorough and holistic assessment of the individual’s health. This involves:

• Tailored treatment plans: Treatment plans should be tailored based on the patient’s specific symptoms, diet, lifestyle, and any underlying medical conditions. This includes a detailed evaluation of dietary habits, nutrient status, sleep quality, stress levels, screen time, and any medications the patient is taking.

• Multidisciplinary approach: Involving multiple healthcare professionals—including doctors, nutritionists, psychologists, and possibly functional medicine specialists—may be necessary to develop a holistic treatment plan. This ensures that all aspects of the patient’s health are addressed.

• Ongoing follow-up and adjustments: Treatment plans should not be static but adjusted as the patient’s needs evolve. Regular follow-up appointments can help monitor progress, adjust diet, lifestyle changes, screen use, and medications as needed, and ensure the treatment remains effective.

By integrating diet, lifestyle, screen use, and individual assessments into treatment strategies for neurological and psychiatric conditions, we can improve health outcomes and quality of life for patients. A holistic approach ensures that treatment is tailored to the individual, which is essential for long-term health and well-being.

References and Recommended Reading

Sources and Studies Referenced in This Article:

1. IntechOpen - Open Science Open Minds. (2016). "The Role of Diet in Brain Health: Effects of Omega-3 Fatty Acids and Beyond."
   
   

2. Frontiers in Nutrition. (2021). "The Ketogenic Diet and Cognitive Function: The Emerging Evidence."
   
   

3. Frontiers in Neuroscience. (2023). "Ketogenic Diet as a Potential Therapeutic Strategy in Neurological Diseases."
   
   

4. Massachusetts General Hospital. (2022). "Ultra-Processed Foods, Stroke, and Cognitive Decline: The Dangers of Modern Diets."
   
   

5. National Center for Biotechnology Information (NCBI). (2021). "Behavioral Characteristics and Self-Reported Health Status among 2029 Adults Consuming a 'Carnivore Diet'." Nutrients.

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