Browse the evidence

Current dietary guidelines and public health messaging focusing solely on total dietary fiber (TDF) intake quantities are insufficient because they fail to specify which types of fiber or food sources are required to achieve specific health benefits.

Stop counting only the total grams of fiber. Look at the source. To get specific health benefits, you need to consume specific types of fiber from specific foods (like oats for beta-glucans or vegetables for insoluble fiber). Current guidelines often fail to tell you this, so you must look at the food source, not just the number.

There is a significant gap between recommended dietary fiber intakes and actual population intakes across Europe, with few countries providing guidance on specific fiber types to help close this gap.

If you are not meeting your fiber goals, generic advice is likely not enough. Look for specific guidance on which foods to prioritize. The problem is not just lack of will, but lack of clear direction on which fiber sources to target.

Long sleep duration (defined as >8 or >9 hours depending on the study) is significantly associated with increased all-cause mortality and incident cardiovascular disease, stroke, diabetes, and obesity compared to normal sleep duration.

Aim for 7-9 hours of sleep per night. If you consistently sleep more than 9 hours, be aware that this is associated with higher risks of heart disease, stroke, and mortality. Consult a doctor to rule out underlying issues like sleep apnea or depression, as long sleep may be a symptom rather than just a habit.

Elevated circulating levels of branched-chain amino acids (BCAAs) are associated with an increased risk of insulin resistance (IR) and type 2 diabetes mellitus (T2DM), acting as biomarkers for these metabolic conditions.

If you are concerned about insulin resistance or type 2 diabetes, simply taking BCAA supplements may not help and could potentially reflect or exacerbate underlying metabolic issues. Focus on overall metabolic health, including diet quality and physical activity, rather than isolated BCAA supplementation, especially if you have obesity or pre-diabetic conditions.

BCAAs, particularly leucine, stimulate muscle protein synthesis via the mTOR signaling pathway, but this effect may be blunted or associated with insulin resistance if circulating BCAA levels are chronically elevated.

BCAAs, especially leucine, do stimulate muscle protein synthesis through the mTOR pathway. However, if you have insulin resistance or obesity, chronically high BCAA levels might contribute to metabolic issues. Focus on a balanced diet and exercise rather than relying solely on BCAA supplements for muscle growth.

Consumption of sugar-sweetened beverages containing fructose or high fructose corn syrup promotes de novo lipogenesis and triggers inflammatory responses leading to hepatocyte apoptosis, directly contributing to the development of nonalcoholic fatty liver disease (NAFLD).

Limit sugar-sweetened beverages, particularly those with high fructose corn syrup or sucrose. The paper links drinking two average servings daily for six months to the development of NAFLD features. Reducing these beverages is a primary dietary intervention to lower liver fat accumulation.

Visceral adiposity is an independent risk factor for developing NAFLD and significant fibrosis, whereas subcutaneous adiposity may be associated with regression of the disease.

Focus on reducing abdominal/visceral fat rather than just total body weight. Measures like waist circumference are strong predictors of NAFLD risk. Losing subcutaneous fat may actually help regress NAFLD, but visceral fat reduction is key to preventing progression.

Moderate carbohydrate intake (50–55% of energy) is associated with the lowest all-cause mortality risk, whereas both low (<40%) and high (>70%) carbohydrate intakes are associated with increased mortality.

Aim for 50–55% of your daily calories from carbohydrates. This range is associated with the lowest risk of death in large long-term studies. Avoid going below 40% or above 70% of calories from carbs, as both extremes are linked to higher mortality.

When carbohydrates are restricted, replacing them with animal-derived protein and fat increases mortality risk, whereas replacing them with plant-derived protein and fat decreases mortality risk.

If you choose to eat fewer carbohydrates, replace them with plant-based proteins and fats (like nuts, vegetables, and whole grains) rather than animal products (like red meat and dairy). This substitution is associated with a lower risk of death.

Intermittent fasting improves cardiometabolic risk factors, including insulin resistance, dyslipidemia, and inflammation, by triggering the metabolic switch.

Fasting can help fix metabolic issues like high blood sugar and bad cholesterol. By not eating for 12+ hours, your body switches to burning fat, which reduces inflammation and improves how your body handles insulin.

Urbanization and associated lifestyle changes (physical inactivity, dietary shifts, stress) are primary drivers of the increasing prevalence of Metabolic Syndrome in the Asia-Pacific region.

Living in an urban area in the Asia-Pacific region significantly increases your risk of Metabolic Syndrome due to lifestyle factors like less physical activity and dietary changes. To counter this, prioritize regular physical activity and mindful eating habits, as these are modifiable factors that can reduce your risk despite your environment.

Consuming kefir significantly increases Helicobacter pylori eradication rates and reduces gastrointestinal side effects (diarrhea, abdominal pain, nausea) during standard triple antibiotic therapy for H. pylori infection.

If you are being treated for H. pylori with antibiotics, ask your doctor about adding 500mL of traditional kefir daily. One study showed this nearly doubled the success rate of clearing the infection and significantly reduced stomach pain and diarrhea caused by the drugs. Do not use heat-treated kefir, as the live microbes are required for this effect.

Metabolic flexibility, defined as the efficient switching between fuel sources (glucose vs. fatty acids) based on availability and demand, is essential for maintaining energy homeostasis and preventing metabolic diseases like type 2 diabetes and obesity.

To maintain metabolic health, avoid constant snacking on high-calorie processed foods which impairs your body's ability to switch fuels. Incorporate regular physical exercise and vary your diet to ensure your body can efficiently use both glucose and fatty acids. This adaptability protects against metabolic diseases.

Specific gut bacteria, particularly Akkermansia muciniphila and those producing short-chain fatty acids (SCFAs) like butyrate, protect gut barrier integrity and reduce inflammation, whereas HFD reduces their abundance.

Feeding your gut bacteria fiber and prebiotics can increase beneficial bacteria like Akkermansia and butyrate producers, which strengthen your gut lining and reduce inflammation.

Short sleep duration (less than 7-8 hours) and poor sleep quality are associated with a 9% increased risk of type 2 diabetes for each hour of shorter sleep, mediated by decreased insulin sensitivity.

Aim for 7-8 hours of sleep per night. Each hour of sleep lost beyond this range increases your diabetes risk by 9%. Sleep restriction directly decreases whole-body insulin sensitivity, so prioritizing sleep duration is a critical, non-negotiable part of diabetes prevention.

Sedentary time (sitting, TV watching) independently increases type 2 diabetes risk, with each hour of TV watching increasing risk by 3.4%, regardless of physical activity levels.

Minimize your total sedentary time, especially television watching. Each hour of TV watching increases your diabetes risk by 3.4%, regardless of how much you exercise. Stand up, move, or walk for short periods throughout the day to break up long sitting spells, as this has beneficial metabolic effects independent of formal exercise.

SGLT2 inhibitors (e.g., Dapagliflozin, Ipragliflozin) and GLP-1 agonists (e.g., Exenatide) improve endothelial function in T2DM patients, independent of or beyond their glucose-lowering effects.

If you have T2DM, ask your doctor about SGLT2 inhibitors or GLP-1 agonists. These drugs not only lower blood sugar but also directly protect your blood vessels and heart, improving how your arteries expand and contract.

High levels of sitting time are associated with increased all-cause and cardiovascular disease mortality risk, but this association is attenuated or eliminated in adults who meet or exceed current physical activity recommendations (specifically ≥300 minutes/week of moderate-to-vigorous physical activity).

If you sit for more than 6 hours a day, your risk of early death increases significantly unless you are highly active. To neutralize this risk, you need to engage in at least 300 minutes per week of moderate-to-vigorous physical activity (like brisk walking, jogging, or sports). Simply meeting the minimum 150-minute guideline reduces but may not fully eliminate the risk if you sit very long hours; higher activity volumes provide better protection.

Adherence to a Western dietary pattern (high in processed foods, refined sugars, saturated/trans fats, and low in fiber/antioxidants) causes systemic inflammation, oxidative stress, and gut dysbiosis, leading to increased risk of chronic diseases including obesity, type 2 diabetes, cardiovascular disease, and cancer.

Reduce intake of ultra-processed foods, added sugars, and refined grains. Increase consumption of fruits, vegetables, whole grains, and nuts to improve antioxidant status and gut health. This shift addresses the root causes of inflammation and oxidative stress associated with chronic disease.

Sleep duration of approximately 7 hours per day is associated with the lowest risk of all-cause mortality and cardiovascular events, while both shorter and longer durations increase risk in a U-shaped dose-response relationship.

Aim for approximately 7 hours of sleep per night to minimize your risk of heart disease and early death. Both sleeping significantly less than 7 hours and significantly more than 7 hours is linked to higher health risks. This applies to generally healthy adults; if you have underlying conditions, consult your doctor.

Higher levels of objectively measured physical activity are causally associated with a significantly lower risk of developing breast and colorectal cancers.

To lower your risk of breast and colorectal cancer, focus on increasing your daily movement rather than intense, time-consuming workouts. The research indicates that a modest increase in average daily acceleration—equivalent to adding about 50 minutes of moderate activity (like brisk walking) or 8 minutes of vigorous activity (like running) per week—is causally linked to significantly lower cancer risks. This benefit appears to be independent of weight loss, suggesting that the act of moving itself triggers protective biological mechanisms.

Phenotypic Age, a composite metric derived from nine clinical chemistry biomarkers and chronological age, serves as a robust predictor of all-cause and cause-specific mortality risk across diverse demographic and health subpopulations, outperforming traditional risk factors like BMI and disease count.

Use a comprehensive clinical panel (including CRP, glucose, albumin, etc.) to calculate a 'Phenotypic Age' rather than relying solely on your birth year. This metric provides a more accurate assessment of your mortality risk and can help identify at-risk individuals earlier than traditional tools like BMI or disease count alone.

Experiencing weight stigma prospectively causes weight gain and increased risk of obesity, independent of baseline BMI, through obesogenic behavioral and physiological pathways.

Stop using shame as a tool for weight management. The evidence shows that feeling stigmatized actually increases the risk of weight gain and poor metabolic health through stress and behavioral avoidance. Focus on health behaviors (sleep, activity, nutrition) without focusing on weight or size, and avoid stigmatizing language in yourself and others.

Chronic elevation of the myokine IL-6 in obesity contributes to insulin resistance, contrasting with its acute anti-inflammatory and insulin-sensitizing effects during exercise.

Don't fear all inflammation. Acute spikes in IL-6 from exercise improve insulin sensitivity. However, chronic high levels of IL-6 associated with obesity contribute to insulin resistance. Focus on reducing chronic inflammation through weight management.