Browse the evidence

Post-activation potentiation (PAP) is a distinct physiological phenomenon from post-activation performance enhancement (PAPE), characterized by a short half-life (~28s) driven by myosin light chain phosphorylation, whereas PAPE occurs 6-10 minutes post-activity and is likely driven by increased muscle temperature and activation rather than PAP mechanisms.

Do not assume that a heavy warm-up improves your subsequent performance solely through 'post-activation potentiation.' The paper suggests that PAP (a biochemical state) fades quickly (~30s), while voluntary performance gains (PAPE) peak later (6-10 minutes) and are likely driven by increased muscle temperature and neural activation. Design your warm-up to allow time for these physiological changes to occur, and recognize that 'potentiation' is not the sole or primary driver of late-phase performance boosts.

Consuming eggs does not significantly increase plasma total cholesterol or cardiovascular disease risk in healthy individuals, contradicting historical dietary guidelines that restricted egg intake due to dietary cholesterol content.

You can include eggs in your diet without fear of raising your cholesterol or heart disease risk. Eggs are a high-quality, affordable source of essential nutrients. If you have specific metabolic conditions like diabetes or hypercholesterolemia, consult your doctor, but for the general population, eggs are safe and beneficial.

Eggs provide high nutritional value and bioactive compounds that support health across the lifespan, including benefits for satiety, immune function, and potential disease prevention.

Eggs are a nutrient-dense food suitable for all ages. They provide essential proteins, vitamins, and bioactive peptides that support immune function and overall health. If you have an egg allergy, consult a specialist, as many children outgrow it.

High consumption of animal-derived and processed foods is consistently associated with a gut microbiome profile characterized by higher abundances of Firmicutes, Ruminococcus species of the Blautia genus, and endotoxin synthesis pathways, which are linked to pro-inflammatory states.

To support a less inflammatory gut environment, prioritize plant-based foods and fish over processed and red meats. This shift is associated with a microbiome that produces beneficial short-chain fatty acids rather than endotoxins.

High consumption of plant-based foods (nuts, oily fish, fruit, vegetables, cereals) is associated with a higher abundance of short-chain fatty acid (SCFA)-producing commensals (e.g., Faecalibacterium prausnitzii, Roseburia hominis) and pathways for acetate/butyrate synthesis, which are linked to mucosal protection and anti-inflammatory effects.

Increase intake of nuts, oily fish, fruits, vegetables, and cereals. These foods feed beneficial bacteria that produce short-chain fatty acids, which protect the gut lining and reduce inflammation.

Untreated thyroid dysfunction (both hyper- and hypothyroidism) impairs metabolic control in diabetic patients, exacerbating glycemic instability and increasing the risk of microvascular complications.

If you have diabetes, your thyroid health directly impacts your blood sugar control. Untreated thyroid issues (even subclinical ones) can make your diabetes harder to manage. You should be screened for thyroid dysfunction (TSH, TPO antibodies) regularly, and if found, treating the thyroid issue is essential to achieving stable glucose levels.

Subclinical hypothyroidism (SHypo) is more prevalent in patients with Type 2 Diabetes (T2D) than in the general population and is associated with an increased risk of diabetic microvascular complications.

If you have Type 2 Diabetes, you are nearly twice as likely to have subclinical hypothyroidism compared to someone without diabetes. This condition is linked to a higher risk of eye, kidney, and nerve complications. Regular thyroid screening is part of comprehensive diabetes care.

Socioeconomic disparities exist in dietary improvements, with higher-income and higher-education individuals showing greater improvements in macronutrient composition and diet quality.

If you have limited resources, focus on the most impactful swaps: reducing added sugars and increasing whole grains. These changes are achievable and contribute to overall diet quality, even if progress is slower than for higher-income groups.

Self-report sleep quality questionnaires (specifically PSQI, AIS, ISI, MSQ, JSS, LSEQ, SLEEP-50, ESS) demonstrate good internal reliability and construct validity, making them suitable for clinical and epidemiological screening despite objective measures like polysomnography being impractical.

Use validated self-report questionnaires like the PSQI or ISI to assess sleep quality. They are cost-effective, easy to administer, and provide reliable data for screening poor sleepers in both clinical and research settings, especially when objective measures like PSG are not feasible.

Mediterranean diet adherence is associated with increased urinary urolithin production, which correlates with reduced systemic inflammation (hs-CRP) and improved insulin sensitivity markers in a subset of subjects.

Eating nuts (a key part of the Mediterranean diet) can lead to the production of urolithins, which are linked to lower inflammation. However, this only happens if you have the right gut bacteria to convert nut compounds into urolithins. If you don't produce them, you still get other benefits from the diet.

A heuristic algorithm (HDCZA) applied to raw wrist-worn accelerometer data can accurately estimate the Sleep Period Time window (SPT-window) without requiring a sleep diary.

To track your sleep without keeping a diary, use a wrist-worn fitness tracker that records raw acceleration data. Ensure it is worn on your non-dominant wrist continuously. The device's software (using algorithms like HDCZA) will automatically determine your sleep window based on movement and body angle, providing a reliable estimate of your sleep duration and timing without you needing to manually log your bedtime or wake time.

Replacing fish oil with vegetable oils in aquaculture feeds reduces the EPA/DHA content of farmed fish, negatively impacting the nutritional quality for human consumers.

If you buy farmed salmon, check if it is 'fish-oil-fed'. If it is fed vegetable oils, its Omega-3 (EPA/DHA) content will be lower. To get the full benefit, look for products using novel Omega-3 sources (algae/yeast) or wild-caught fish.

Sarcopenia (low skeletal muscle mass) and high total adipose tissue (TAT) measured by CT at diagnosis are independently associated with increased all-cause mortality in nonmetastatic breast cancer patients, whereas BMI is not significantly related to mortality.

For breast cancer patients, standard weight (BMI) is a poor predictor of survival. Instead, focus on preserving muscle mass and managing visceral fat through resistance training and nutrition, as measured by advanced imaging like CT, rather than just the scale.

Consumer food choices are determined by intention, which is driven by attitude, subjective norm, and perceived behavioral control, rather than by rational calculation of product attributes alone.

To change food habits, focus on shaping social norms and reducing perceived barriers (control) rather than just providing nutritional information. If people feel social pressure to eat junk food or feel they lack the time/skill to cook healthy meals, intention will remain low regardless of knowledge.

Higher adherence to Mediterranean, DASH, or MIND dietary patterns is associated with less cognitive decline and a lower risk of Alzheimer's disease in adults aged 40 and older.

Adopt a dietary pattern rich in plant-based foods, healthy fats (like olive oil), and lean proteins. The MIND diet, which emphasizes berries and leafy greens, shows the strongest association with reduced Alzheimer's risk. Consistency in high adherence to these patterns is key for cognitive protection.

Delaying meal timing by 5 hours in healthy young men significantly delays the phase of plasma glucose circadian rhythms and reduces mean plasma glucose concentration, while delaying white adipose tissue (WAT) PER2 clock gene expression, without affecting the central master clock (melatonin/cortisol) or insulin/triglyceride rhythms.

If you work shifts or have jet lag, try shifting your main meals later to align with your new schedule. This won't change your sleep hormone (melatonin) timing, but it will help synchronize your body's peripheral clocks (like those in your fat tissue) and improve how your body handles glucose throughout the day. Keep meals isocaloric and consistent in composition.

Women with type 2 diabetes face a significantly higher relative risk of cardiovascular disease and mortality compared to men, despite often being diagnosed at a lower body mass index and younger age.

If you are a woman with type 2 diabetes, your risk of heart disease and death is higher relative to a man with diabetes, even if your weight is lower. This risk is amplified by hormonal changes like menopause and pregnancy history. You need aggressive management of blood pressure, lipids, and glucose, potentially starting earlier than guidelines might suggest for men, because your body may have more advanced heart vessel damage at the time of diagnosis.

Visceral adipose tissue (VAT) is a stronger independent risk factor for type 2 diabetes in women than in men, making waist circumference a more reliable predictor of risk in women.

For women, where you store fat matters more than your total weight. Visceral fat (around your organs) is a much stronger predictor of diabetes than BMI. Focus on reducing waist circumference through lifestyle changes, as this visceral fat drives insulin resistance more significantly in women than in men.

Omega-3 LC-PUFAs (EPA/DHA) lower fasting plasma triglyceride (TG) levels by 29% in individuals with levels >150 mg/dL when taken at doses of 3.4–4 g/day, primarily by inhibiting de novo lipogenesis via SREBP1c regulation.

If your triglycerides are high (over 150 mg/dL), standard fish oil doses won't fix it. You likely need a therapeutic dose of 3.4–4 grams of EPA/DHA daily to see a ~29% drop in triglycerides. Consult a doctor for this high-dose protocol, as it is distinct from general health maintenance doses.

Omega-3 LC-PUFAs exert anti-inflammatory effects by generating specialized pro-resolving mediators (SPMs) like resolvins, protectins, and maresins, which actively promote the resolution of inflammation rather than just suppressing it.

Omega-3s do more than just reduce swelling; they help your body actively resolve inflammation and return to normal function through specialized mediators called SPMs. This supports long-term health in autoimmune and inflammatory conditions.

Whole-of-dietary interventions significantly reduce symptoms of depression compared to control conditions, with a small-to-moderate effect size (Hedges' g = 0.275).

Improving your overall diet quality, whether by focusing on nutrients, reducing fat, or managing weight, can help reduce depressive symptoms. This is supported by a large body of research involving tens of thousands of people. You don't need a perfect diet, but making whole-of-diet changes is more effective than focusing on single nutrients.

Adequate intake of essential micronutrients (Vitamins A, B6, B12, C, D, E, folate, zinc, selenium, copper, iron) is required to support optimal immune function and reduce susceptibility to infections.

Ensure your diet includes a wide variety of fruits, vegetables, lean proteins, and whole grains to get essential vitamins and minerals. This supports your immune system's ability to fight off infections. If you have known deficiencies, consult a healthcare provider for testing and targeted supplementation.

Zinc and selenium are particularly important for antiviral defense mechanisms.

Include foods rich in zinc (e.g., meat, shellfish, legumes) and selenium (e.g., Brazil nuts, fish) in your diet to support your body's antiviral defenses.

Physical activity based interventions specifically reduce the odds of gestational diabetes, whereas diet-based interventions do not show a significant reduction in gestational diabetes in IPD meta-analysis.

Engage in moderate physical activity during pregnancy. This specific type of intervention has been shown to reduce the risk of gestational diabetes.