Browse the evidence

Combining anti-obesity pharmacotherapy (phentermine/topiramate) with behavioral and lifestyle interventions yields significant weight loss (-30.5% total body weight) and metabolic improvement in patients with severe obesity (BMI 46 kg/m2) and complex comorbidities, achieving results typically associated with bariatric surgery.

For severe obesity (BMI >40) with comorbidities, combining FDA-approved anti-obesity medications (like phentermine/topiramate or GLP-1 agonists) with intensive lifestyle and behavioral therapy can produce weight loss results comparable to bariatric surgery. This approach is viable even for patients with complex histories (e.g., prior substance use in remission, psychiatric conditions) if carefully monitored by specialists. It serves as a robust alternative or bridge for those who decline or are not candidates for surgery.

Strict avoidance of trans-fats, hydrogenated/oxidized fats, adulterated oils, emulsifiers, glutamatergic flavor enhancers, and non-sugar sweeteners significantly improves blood pressure control and reduces antihypertensive drug requirements in patients with essential hypertension.

To improve blood pressure and reduce medication needs, focus on eliminating specific 'toxic' dietary components rather than just counting calories. Strictly avoid trans-fats, hydrogenated oils, and heavily processed oils. Be cautious with artificial sweeteners and flavor enhancers (like MSG); try eliminating them for a few weeks to see if your blood pressure improves, then reintroduce them one by one to check for personal intolerance. Prioritize cold-pressed, unheated oils and whole foods. This approach works best when combined with your current blood pressure medications until your doctor advises otherwise.

Consumption of a proprietary Medium Chain Triglyceride (MCT) complex for seven days improves self-reported mental focus and perceived energy in golfers without increasing physiological arousal or energy expenditure.

If you play golf and struggle with focus, try a proprietary MCT supplement taken once daily for a week. This may improve your mental focus and perceived energy without making you feel physically more tired or increasing your calorie burn. Note that the specific ingredients are not disclosed, so you must trust the brand's formulation.

Standalone digital health exercise interventions provide no significant benefit on core sarcopenia outcomes (muscle mass, physical performance) in older adults, whereas combined digital interventions (exercise plus nutrition) significantly improve muscle strength and quality of life.

If you are an older adult with sarcopenia, a digital exercise app alone is unlikely to significantly improve your muscle strength or physical function. To see real benefits, you need a program that combines digital exercise guidance with nutritional support. Look for comprehensive digital interventions that include both components.

Individualized strength-oriented fitness programs significantly improve strength preparedness (maximal strength, endurance, speed-strength) in women of early mature age (21-30 years) even under prolonged war-related environmental stress.

If you are living in a high-stress or crisis environment, do not abandon strength training. Instead, individualize your program to your current capacity and stress levels. Focus on gradual progression of resistance and volume. This approach can maintain and even improve your strength and functional stability despite external chaos.

Supplementation with whey protein, creatine HCl, and glutamine combined with undulating resistance training improves strength and muscle mass gains in athletes, even in those with lower genetic predisposition for strength (low TGS), compared to non-supplemented athletes with higher genetic predisposition.

If you are an athlete looking to maximize strength and muscle, combining resistance training with specific supplements (whey protein, creatine HCl, glutamine) may yield better results than training alone, even if you don't have 'strength genes'. Ensure you take whey protein post-workout, creatine pre-workout, and split glutamine doses morning and night.

Women may benefit from shorter rest intervals (e.g., 1 minute or less) than men to maintain performance and strength gains during resistance training.

If you are a woman, try resting 60 seconds or less between sets. You might find you can maintain your performance better than if you rested longer, and you'll finish your workout faster. However, be cautious with very short rests (20s) for strength goals, as they may hinder gains.

Whey protein supplementation combined with resistance exercise training increases skeletal muscle mass and handgrip strength in older adults with sarcopenia compared to resistance exercise alone, although the effect sizes are small and may not exceed the minimally important clinical difference.

If you are an older adult with sarcopenia, adding whey protein to your resistance training routine can help you gain a small amount of muscle and grip strength. However, do not expect dramatic changes; the benefits are modest and may not translate to major functional improvements. Consistency with both exercise and protein intake is key.

Combining GLP-1/GIP receptor agonists (semaglutide/tirzepatide) with structured resistance training (3-5 days/week) and high protein intake (1.6-2.3 g/kg fat-free mass/day) can preserve or increase lean soft tissue (LST) during significant weight loss, contrary to typical clinical trial outcomes.

If you are taking semaglutide or tirzepatide, do not rely on the medication alone to protect your muscles. You must lift weights 3-5 times a week and eat enough protein (aim for 1.6-2.3 grams per kilogram of your lean body mass). Without this, you risk losing significant muscle along with fat.

Longer-muscle length resistance training (LML-RT) may lead to greater increases in fascicle length (longitudinal hypertrophy) compared to shorter-muscle length resistance training (SML-RT), though evidence is mixed and methodologically limited.

Training at longer muscle lengths may help increase the length of your muscle fibers (fascicles), which can contribute to overall muscle size. However, current measurement methods are imperfect, so prioritize long-length training for overall hypertrophy rather than expecting specific longitudinal gains to be easily quantified.

The Adaptive Ketogenic–Mediterranean Protocol (AKMP) utilizes dynamic, biomarker-guided adjustments to metabolic adaptation (adaptive thermogenesis) to sustain weight loss, whereas GLP-1 agonists fail to counteract the resulting decline in energy expenditure.

If you are using a ketogenic or low-carb approach and hit a weight loss plateau, do not just restrict calories further. Monitor your metabolic markers (like ketones and blood sugar). If you stall, the protocol suggests dynamically adjusting your macronutrients—specifically increasing protein and adjusting fats—to leverage the metabolic advantage of ketosis and counteract the natural drop in energy expenditure that occurs during weight loss.

Supplementation with β-hydroxy β-methylbutyrate (HMB) may preserve fat-free mass and increase muscle strength in individuals undergoing weight reduction, although robust evidence in obesity patients is lacking.

HMB might help preserve muscle during weight loss, especially in older adults or those losing weight quickly. However, evidence is limited for obesity patients. Prioritize protein and exercise first; consider HMB as a potential add-on if affordable and after consulting a healthcare provider.

Normal protein diet combined with resistance exercise (NPD+RT) is more effective for weight loss than high-protein diet or resistance exercise alone.

A normal protein diet (0.8 g/kg) combined with resistance exercise is an effective strategy for weight loss, potentially outperforming high-protein diets. This approach preserves muscle mass while promoting fat loss.

Intermittent fasting (5:2 protocol) is a viable weight loss strategy for night shift workers, with the hypothesis that aligning fasting days with night shifts (5:2N) may improve insulin resistance compared to continuous energy restriction.

If you work night shifts, try fasting for 2 days a week. You can choose which days to fast, so pick the days that include your night shifts. On those days, eat very little (about 2100-2500 kJ). On the other 5 days, eat normally but don't overeat to make up for the fast days. This approach might help manage your weight and blood sugar better than just cutting calories every day.

Structured physical activity and exercise interventions reduce pain severity and improve physical function in adults with chronic pain, with effects generally being small-to-moderate and inconsistent across study types.

Start with structured, supervised exercise tailored to your condition (e.g., aerobic, strength, or flexibility). Expect small improvements in pain and function, not a cure. Consistency is key, but progress gradually to avoid flare-ups. The goal is to combat deconditioning and improve quality of life, not just eliminate pain instantly.

Exercise is an effective treatment for major depressive disorder, with walking/jogging, yoga, and strength training showing moderate to large reductions in symptoms compared to active controls.

Exercise is a valid, evidence-based treatment for depression, comparable to medication and therapy. For best results, choose modalities like walking, jogging, yoga, or strength training. While vigorous intensity yields stronger effects, even light activity provides clinically meaningful benefits. Prioritize modalities you find tolerable, such as yoga or strength training, to ensure adherence.

Engaging in muscle-strengthening activities (e.g., resistance training) for 30-60 minutes per week is associated with a 10-20% lower risk of all-cause mortality, cardiovascular disease, and total cancer compared to no muscle-strengthening activity.

To lower your risk of death and major diseases, aim for 30-60 minutes of muscle-strengthening activities (like lifting weights or bodyweight exercises) per week. You don't need to do it all at once; breaking it into 2-3 sessions is effective. This benefit exists even if you already do aerobic exercise like walking or running.

Combined muscle-strengthening and aerobic activities provide greater reductions in all-cause, cardiovascular, and total cancer mortality than either activity alone or neither.

For the best protection against death and major diseases, combine muscle-strengthening exercises with aerobic exercise. This combination offers significantly greater benefits (40% lower all-cause mortality) than doing either one alone.

Medium-term (7-23 weeks) and long-term (≥24 weeks) resistance exercise training significantly reduces systolic and diastolic blood pressure in adults, with greater magnitude of benefit observed in older adults and those with elevated cardiometabolic risk.

To lower blood pressure, engage in resistance training 2-3 times per week for at least 7 weeks. You do not need expensive equipment; bodyweight, bands, or machines all work. If you are older or have high blood pressure, the benefits are even more pronounced, making it a highly effective non-pharmacological strategy.

Consumption of two kiwifruits one hour before bedtime for four weeks significantly improves total sleep duration, sleep efficiency, and reduces wake after sleep onset in individuals with self-reported sleep disturbance.

Eat two kiwifruits one hour before bed every night for at least four weeks. This simple habit has been shown to increase total sleep time by nearly 40 minutes and improve sleep efficiency in people with sleep issues. The fruit provides serotonin, folate, and antioxidants that support sleep regulation.

Carbohydrate manipulation (loading) increases muscle size in physique athletes primarily through intramuscular glycogen supercompensation and associated water binding, but this strategy lacks experimental validation for aesthetic performance and carries risks of gastrointestinal distress and subcutaneous water retention.

If you are a physique athlete peaking for competition, do not blindly copy endurance athlete carb-loading protocols. Your body may not handle the same loads, leading to 'spilling over' (subcutaneous water) and bloating. Instead, experiment with moderate carbohydrate loads (3-6 g/kg) during training camp to see how your body responds. Minimize the number of variables you change at once (e.g., don't change carbs, water, and sodium simultaneously) to reduce psychological stress and make it easier to identify what works for your specific physiology.

Adherence to a vegan diet does not significantly alter the risk of primary cardiovascular disease events (including coronary heart disease, myocardial infarction, or stroke) compared to non-vegan diets, although it may lower intermediate markers like carotid artery intima-media thickness.

Switching to a vegan diet is unlikely to significantly change your risk of having a heart attack or stroke compared to a non-vegan diet, based on current evidence. While vegans may have better intermediate markers like artery thickness, the hard outcomes (heart attacks, strokes) are similar. To maximize heart health on a vegan diet, ensure you are getting adequate B12, Omega-3s (EPA/DHA), and other nutrients, as deficiencies may offset potential benefits.

A 16-week nutritional intervention combining whey protein with leucine and fish oil with vitamin D3 increases total lean mass in very old adults with low functional capacity, despite failing to improve physical performance metrics like strength or gait speed.

For very old adults with low function, a specific combination of whey protein (with leucine) and fish oil (with Vitamin D) can increase lean mass by about 0.5 kg over 4 months. However, this did not improve strength or walking speed. Adherence to the fish oil component dropped significantly over time, suggesting that simpler regimens or better palatability might be needed for long-term use.

High-volume static stretching is a viable therapeutic alternative or supplement for counteracting immobilization-induced muscle atrophy in patients who are bedridden, post-surgery, or have mobility restrictions.

If you are recovering from surgery or an injury and cannot lift weights, use a stretching device or manual stretching for 30 minutes to 2 hours daily. This can help prevent muscle loss during immobilization. Consult your doctor before starting.