Browse the evidence

Activation of SIRT1, SIRT2, SIRT3, and SIRT6 improves insulin resistance and Type 2 Diabetes by suppressing inflammation, reducing oxidative stress, and enhancing mitochondrial function.

While specific sirtuin-activating drugs are not yet standard care, the paper suggests that lifestyle interventions mimicking calorie restriction (CR) can activate these pathways. Focus on maintaining metabolic health through balanced nutrition and physical activity to support mitochondrial function and reduce inflammation, which are the natural triggers for sirtuin activity.

Poor sleep quality (PSQI > 5) is highly prevalent (55.8%) among university students and is strongly associated with higher levels of perceived stress, anxiety, and depressive symptoms.

If you are a university student, recognize that more than half of your peers likely have poor sleep quality. This is strongly linked to stress, anxiety, and depression. Prioritizing sleep hygiene is not just about rest; it is a critical component of mental health and academic success. Addressing sleep issues may help mitigate psychological distress.

Obese individuals may exhibit a heightened sensitivity or responsivity to the palatability of food, particularly fatty and sweet foods, compared to lean individuals.

If you are obese, you might find highly palatable foods (especially high-fat/sweet) more rewarding than lean people do. This 'sensitization' can drive overeating. Managing your environment to reduce exposure to these hyper-palatable foods may be more effective than relying on willpower.

Health promotion policies focusing on changing food habits, physical activity, and psychosocial factors can decrease morbidity and mortality from chronic diseases.

Implementing comprehensive health policies that regulate food marketing, promote physical activity, and address stress can improve long-term health outcomes and reduce chronic disease burden.

Cylindrical foam rollers are more effective than roller massagers (bars/sticks) for recovering strength performance post-exercise, though device type does not significantly impact pre-rolling performance gains.

If you are choosing between a foam roller and a roller massager (bar/stick) for post-workout strength recovery, a cylindrical foam roller may be slightly more effective. For pre-workout warm-ups, the type of device matters less.

Supraphysiological doses of recombinant human IGF-I (rhIGF-I) significantly improve insulin sensitivity and glycemic control in patients with type II diabetes.

This research suggests that high-dose IGF-I can drastically improve how your body uses insulin, but it is not a current standard treatment due to significant side effects like swelling and jaw pain. It serves as proof-of-concept that targeting insulin resistance directly via IGF-I pathways works, but a safer dosage needs to be found before it can be widely recommended for type II diabetes management.

KAATSU training (blood flow restriction) combined with low-intensity exercise induces muscle strength and hypertrophy, primarily through increased circulating growth hormone (GH) and insulin-like growth factor-1 (IGF-1).

To use KAATSU training, apply specialized cuffs to restrict blood flow to your limbs while performing low-intensity exercises like walking or light weights for 5-30 minutes, 1-3 times a week. This method leverages hormonal responses to build muscle and strength without the heavy loads or muscle damage associated with traditional heavy resistance training.

KAATSU training is generally safe for athletes and healthy individuals, with severe side effects (venous thrombus, pulmonary embolism, rhabdomyolysis) occurring at very low rates (<0.1%).

KAATSU training is considered safe for most people, including the elderly and those with certain chronic conditions. While minor side effects like bruising or numbness can occur, severe complications like blood clots are extremely rare. Always follow instructions from qualified instructors to minimize risks.

Higher eHealth literacy is significantly associated with better adherence to physical exercise and balanced nutrition behaviors among adult Internet users.

To improve your exercise and diet habits, focus on improving your ability to find and evaluate health information online. Don't just browse; learn to critically appraise sources. This skill (eHealth literacy) is a strong predictor of whether you will actually stick to exercise and balanced nutrition plans.

Testosterone replacement therapy (TRT) improves erectile function and metabolic parameters in hypogonadal diabetic men, but guidelines do not recommend it solely for improving glycemic control.

If you have diabetes and low testosterone, TRT may help your erectile function and energy, but it is not a cure for high blood sugar. Doctors recommend trying lifestyle changes (diet, exercise, weight loss) first. TRT is prescribed individually after weighing risks and benefits, and is not recommended just to lower blood glucose.

Previously active individuals experience a disproportionately larger decrease in physical activity during lockdowns compared to those who were already less active.

If you were highly active before lockdowns, you are at high risk of losing your fitness. You must actively replace your structured routine with home-based or outdoor alternatives to prevent a large drop in activity.

Dietary magnesium intake below the Recommended Daily Allowance (RDA) is associated with significantly higher levels of C-reactive protein (CRP), a marker of inflammation and cardiovascular risk, in US adults not taking magnesium supplements.

Check your magnesium intake. If you are over 40 or overweight, ensuring you meet the Recommended Daily Allowance (approx. 310-420mg/day depending on age/sex) through diet (leafy greens, nuts, legumes) may help lower inflammation markers like CRP. Since most people fall short, prioritizing magnesium-rich foods is a low-risk strategy for cardiovascular health.

Supplementation with 2.2 g of eicosapentaenoic acid (EPA) per day during first-line chemotherapy prevents weight loss and maintains skeletal muscle mass in patients with non-small cell lung cancer compared to standard of care.

For lung cancer patients starting chemotherapy, taking 2.2 grams of EPA daily from fish oil helps maintain weight and muscle mass, which is critical for survival and treatment tolerance. This should start immediately with chemotherapy.

Higher plasma incorporation of EPA is positively correlated with greater gains in skeletal muscle mass in patients receiving fish oil supplementation.

Not everyone responds to fish oil equally. Measuring blood EPA levels could help identify who will benefit most from supplementation, suggesting personalized dosing or monitoring might be useful.

Higher consumption of added sugars (defined as caloric sweeteners in processed foods) is associated with adverse lipid profiles, specifically lower HDL-C, higher triglycerides, and higher triglyceride-to-HDL-C ratios in US adults.

If you consume a high percentage of your calories from added sugars (sodas, sweets, processed foods), you likely have less favorable cholesterol levels (lower 'good' HDL, higher triglycerides) than someone who eats fewer added sugars. While this study doesn't prove cause-and-effect, it strongly suggests that reducing added sugars may improve your lipid profile, a key marker for heart health.

Transitioning from high school to college is associated with a significant risk of weight gain (≥5% baseline body weight) in approximately 23% of students, primarily driven by reduced physical activity and increased sleep duration.

If you are starting college, be aware that your first semester is a high-risk time for gaining 5% or more of your body weight. This is often linked to becoming less physically active and sleeping more. To prevent this, maintain your pre-college physical activity habits and be mindful of your sleep schedule, as these are key factors in the observed weight gain.

Dietary phospholipids (PLs) containing omega-3 polyunsaturated fatty acids (PUFAs) provide superior anti-inflammatory benefits and more efficient tissue incorporation compared to omega-3 PUFAs in triglyceride (TAG) form.

If you are taking fish oil for inflammation, consider switching to a phospholipid-based source (like krill oil or specific marine phospholipid extracts). The paper suggests these deliver omega-3s more efficiently to your tissues and may work at lower doses than standard triglyceride fish oils, potentially offering better anti-inflammatory results with fewer side effects.

Dietary phospholipids from animal (dairy, meat, egg) and marine sources exhibit anti-inflammatory properties by inhibiting platelet aggregation and modulating Platelet-Activating Factor (PAF) metabolism.

Include phospholipid-rich foods like eggs, dairy, and fish in your diet. These contain phospholipids that may help reduce inflammation by inhibiting platelet aggregation and regulating PAF, a key inflammatory mediator, without the side effects often associated with anti-inflammatory drugs.

Sleep deprivation impairs endurance performance (time to exhaustion, distance covered) and accuracy/reaction time, but its effect on anaerobic power (peak/mean power) is inconsistent and less clear.

Be aware that sleep deprivation consistently hurts your endurance and accuracy. While its effect on pure strength or sprint power might be less consistent, you cannot rely on sleep loss to 'boost' performance. Ensure you get adequate sleep to maintain your accuracy and endurance levels.

Specific gut microbiota metabotypes (such as Equol producers or Urolithin-A producers) are associated with distinct health outcomes, including potential benefits for menopausal symptoms, cardiovascular health, and inflammation, whereas non-producers may see no benefit or different effects.

If you are an 'Equol producer' (converts soy isoflavones to equol), you may experience benefits for menopausal symptoms and cardiovascular health. If you are a 'non-producer', these specific benefits may not occur from the same diet.

Higher salt intake is associated with an increased risk of obesity and higher body fat mass independent of total energy intake in both children and adults.

If you are trying to manage your weight, reducing salt intake may help, even if you are already controlling your total calories. High salt intake is linked to higher body fat and obesity risk independently of how much you eat. Focus on reducing processed foods high in sodium, as this may lower obesity risk through mechanisms other than just reducing calories.

Higher general nutrition knowledge is significantly associated with meeting fruit and vegetable intake recommendations and consuming a diet lower in fat.

Understanding nutrition guidelines is a strong predictor of eating healthier, but knowing the rules isn't enough to change your diet. To actually improve your intake of fruits, vegetables, and lower-fat foods, you need to go beyond just reading labels or guidelines and actively work on interpreting and applying that information in your daily life.

Demographic factors including gender, age, education level, and employment status significantly predict nutrition knowledge levels, with females, older adults, those with tertiary education, and employed individuals scoring higher.

Your background—gender, age, education, and job status—can influence how much you know about nutrition. If you fall into a group with lower average knowledge (e.g., younger, less educated, unemployed), seek out targeted, clear nutrition information rather than assuming you know enough or that it's not for you.

Low dietary intake of fish or n-3 PUFAs is associated with an increased risk of depression and Alzheimer's disease in older populations.

To support brain health and reduce the risk of depression and Alzheimer's, aim for regular consumption of fish or ensure adequate intake of n-3 PUFAs through diet or supplements, especially as you age.