Browse the evidence

Increasing physical activity by at least 10-11 MET hours per week (equivalent to ~1.2 miles or 2,400 steps of additional walking daily) produces significant health benefits and cost reductions in sedentary patients with type 2 diabetes.

If you have type 2 diabetes, you do not need to start running or lifting heavy weights to improve your health. Start by adding just 30 minutes of walking (or about 2,400 steps) to your daily routine. Use a simple pedometer to track this. Once this becomes easy, gradually add another 500-1,000 steps per day. This modest, sustainable increase is enough to generate significant health benefits and reduce healthcare costs.

Optimal health benefits for sedentary type 2 diabetes patients are achieved at approximately 27 MET hours per week (approx. 3.2 miles or 6,400 steps of additional walking daily), with benefits continuing to increase up to this level.

Aim to add 6,400 steps (3.2 miles) to your daily walking routine for optimal health benefits, but do not be discouraged if you can only manage 2,400 steps. The health improvements are dose-dependent, meaning more walking yields more benefit, but even the lower amount is significantly better than no increase.

A 9-month intensive lifestyle intervention (dietary modification and increased physical activity) produces significant short-term weight loss and improved glycemic control in young women with prior gestational diabetes and newly diagnosed type 2 diabetes, with weight loss effects persisting for at least 6 years.

If you are a young woman with a history of gestational diabetes who has recently been diagnosed with type 2 diabetes, committing to a structured 9-month lifestyle program can help you lose about 4% of your body weight and improve your blood sugar control. Key steps include reducing daily calorie intake by roughly 200-240 calories, limiting fat to less than 30% of your diet, eating 20-30g of fiber daily, and exercising moderately for 30 minutes every day. Even after the program ends, the weight loss benefit can last for at least 6 years, though blood sugar control may require ongoing attention.

A 12-month telephone-based lifestyle intervention delivers moderate, sustained weight loss (mean -4.25 kg) comparable to face-to-face programs, with a lower dropout rate (35%) than traditional face-to-face group sessions.

If you struggle with the time or cost of in-person weight loss programs, a structured telephone coaching program can help you lose about 4 kg over a year. The key is regular contact (phone calls and texts) that keeps you accountable to small, sustainable changes in diet and activity, rather than rapid, extreme restrictions. This approach may be easier to stick with long-term than traditional group sessions.

Combining dietary caloric restriction with exercise yields greater fat loss and lean mass preservation than diet or exercise alone in PCOS.

To lose fat and keep muscle in PCOS, do not rely on exercise alone. Create a modest calorie deficit (500-750 kcal/day) and engage in 150-300 minutes of moderate exercise or 75-150 minutes of vigorous exercise weekly, plus two days of resistance training. This combination is superior to either method in isolation.

A 16-week workplace weight-loss program combining group education, individual counseling, and behavioral goal-setting produces significant weight loss (average 5.6%), improved metabolic markers (diastolic blood pressure, blood glucose), and enhanced mental health (depression scores) in overweight and obese healthcare workers.

To lose weight and improve health, join a structured program that offers both group support and one-on-one coaching. Focus on setting small, achievable weekly goals (like walking 10,000 steps or adding one serving of vegetables) rather than just focusing on the scale. Keep in touch with your support system even after the main program ends to prevent regaining the weight.

Completely plant-based diets scaled to meet the high caloric demands of resistance training provide sufficient protein (1.8 g/kg/day) and leucine (2.75 g/meal) to maximize muscle hypertrophy and strength in male bodybuilders without the need for protein supplements.

If you are a male bodybuilder doing resistance training, you do not need protein supplements to build maximum muscle if you eat a whole-food, plant-based diet. Simply eat enough calories to support your training volume (a caloric surplus). This will naturally provide enough protein (approx 1.8g per kg of body weight) and leucine (approx 2.75g per meal) to maximize muscle growth. Focus on legumes, grains, and nuts to hit these numbers.

A whole-foods, plant-based (WFPB) dietary intervention significantly improves BMI, systolic blood pressure, total cholesterol, and LDL levels in patients with metabolic disease in underserved communities.

Adopt a whole-foods, plant-based diet through a structured program involving weekly group visits and cooking demos. Focus on high-fiber, low-fat plant foods without eliminating any food categories entirely. Aim for 90-95% of calories from plants, moving at your own pace. This approach has been shown to significantly lower BMI, blood pressure, and cholesterol in underserved populations, even when meals cost less than $3 per serving.

Higher dietary protein intake (25-30% of daily kcal) improves cardiometabolic health markers, including insulin sensitivity and blood pressure, particularly when combined with energy restriction or specific protein sources like milk protein isolate.

If you are insulin resistant or overweight, increasing protein to 25-30% of your calories (especially from sources like milk protein or lean meats) alongside a calorie deficit can significantly improve your blood sugar control and insulin sensitivity. Focus on the quality of the protein source and the overall food matrix.

Ingesting a substantial mixed meal immediately after resistance exercise suppresses muscle protein breakdown (MPB) more effectively than consuming the same meal before exercise or exercising in a fasted state.

If you resistance train in the morning, prioritize eating a substantial meal containing protein and carbohydrates immediately after your workout. This timing is more effective at stopping muscle breakdown than eating the same meal before you train or skipping the meal entirely. Ensure your post-workout meal is nutrient-dense (e.g., whole foods) to maximize the insulin response that suppresses breakdown.

Combining dulaglutide (1.5 mg weekly) with a low-energy diet (825 kcal/day) significantly improves weight loss and glycaemic control in individuals with type 2 diabetes and obesity compared to baseline, while maintaining high adherence and tolerability.

If you have type 2 diabetes and obesity, combining a once-weekly GLP-1 medication (dulaglutide) with a strict low-calorie diet (around 825 calories/day) can lead to significant weight loss (approx. 9.5 kg) and better blood sugar control. This approach helps manage hunger, making it easier to stick to the diet. Always consult your doctor before stopping current diabetes or blood pressure medications.

Time-restricted eating (TRE) is currently the most prevalent and hottest research topic for obesity intervention, showing equivalent weight loss to continuous energy restriction while offering better long-term adherence.

If you are struggling to stick to a diet, try Time-Restricted Eating (TRE). Instead of counting every calorie all day, restrict your eating to a specific window (e.g., 8 hours) and fast for the rest. Research suggests this is just as effective for weight loss as traditional dieting but easier to stick to long-term because it simplifies decision-making and may improve adherence.

Post-exercise consumption of 20–30 g of fast-digesting protein (e.g., whey) maximizes muscle protein synthesis and accelerates recovery in weightlifters.

After your weightlifting session, consume 20-30 grams of whey protein within 30 minutes. This specific amount and fast-absorbing source are identified as optimal for triggering muscle protein synthesis and speeding up recovery.

Beta-alanine supplementation (3-6 g/day for 4-8 weeks) delays fatigue in weightlifting by increasing muscle carnosine levels and buffering acidosis.

Take 3-6 grams of beta-alanine daily for at least 4 weeks to build up muscle carnosine. Split the dose (e.g., 2 grams twice a day) to avoid the harmless tingling sensation.

Pre-training carbohydrate intake (1-4 g/kg) 2-3 hours before training optimizes glycogen stores and delays fatigue in weightlifters.

Eat a meal rich in carbohydrates (1-4 grams per kg of body weight) 2-3 hours before your workout. Choose easily digestible sources like oatmeal or bananas to ensure you have energy without stomach issues.

A 6-month lifestyle-medicine intervention combining a low-carbohydrate diet, resistance/aerobic exercise, and medication withdrawal achieves diabetes remission (A1C <6.5%) in approximately 60-65% of type 2 diabetic patients, regardless of whether they are lean (BMI <25 kg/m2) or obese (BMI ≥25 kg/m2).

If you have Type 2 Diabetes, remission is possible regardless of your weight. A structured 6-month program involving a temporary low-carb/low-calorie diet, regular resistance and aerobic exercise, and the supervised withdrawal of diabetes medications can achieve remission in about 60% of patients. This applies to both lean and obese individuals, suggesting that metabolic health improvements (like lower fasting glucose and visceral fat) are more critical than weight loss alone.

A 3-month remote culinary coaching intervention significantly improves long-term home cooking habits, nutritional knowledge, and self-efficacy in overweight/obese adults, with effects sustained at 12 months.

To improve your diet, focus on building cooking skills and planning rather than just reading nutrition labels. Commit to a structured program that includes weekly coaching and goal setting. Start with simple recipes and meal prep to overcome the barrier of time and convenience. The key is building confidence and routine, not just knowledge.

Four weeks of submaximal eccentric resistance training performed to repetition failure significantly increases muscle cross-sectional area (hypertrophy) in resistance-trained males, regardless of whether blood flow restriction (BFR) is applied.

If you are already resistance-trained, you can stimulate muscle growth using lighter weights (around 50% of your max) by focusing on the lowering (eccentric) phase of the movement. Perform 6 sets of 10 reps, taking the 6th set to the point where you can no longer lower the weight slowly (5 seconds). Do this twice a week for 4 weeks. You do not need expensive blood flow restriction cuffs to achieve these results, as standard eccentric training to failure was equally effective.

Contemporary obesity management medications (OMMs) like semaglutide and tirzepatide cause significant lean mass loss (25-40% of weight lost), necessitating specific lifestyle interventions (resistance training and adequate protein) to mitigate muscle loss and maintain metabolic health.

If you are taking a GLP-1 or similar weight loss medication, expect to lose some muscle along with fat. To protect your strength and metabolism, prioritize resistance training and ensure you are eating enough protein. These lifestyle steps are critical complements to the medication.

HMB (3 g/day) and Creatine (5 g/day) supplementation, combined with resistance training, helps preserve lean body mass and strength during GLP-1RA-induced weight loss.

If you are doing resistance training, consider taking 3g of HMB and 5g of Creatine daily. These supplements help protect your muscles and strength while you lose weight on GLP-1RA medication.

A 3-month low energy diet (800-900 kcal/d) combined with professional dietitian support and subsequent exercise intervention produces significant, sustained weight loss and improves cardiometabolic markers in adults with obesity and chronic kidney disease (CKD) stages G1-G3b.

If you have obesity and early-stage kidney disease, a structured low-calorie diet (800-900 calories) using meal replacements, supported by a dietitian and exercise professional, is a safe and effective way to lose significant weight (approx. 9kg over 6 months) and improve blood pressure and waist size. It requires professional oversight to manage blood sugar and kidney markers, but it does not inherently harm kidney function or muscle strength when monitored.

A peer-supported, WhatsApp-assisted lifestyle modification intervention significantly reduces daily calorie intake and leads to modest weight loss in adults with overweight/obesity in low-resource urban settings.

To lose weight in a resource-limited setting, focus on reducing daily calorie intake by approximately 386 kcal through portion control and healthier food choices. Use a peer-support model where a family member helps you stay accountable via regular check-ins (e.g., WhatsApp). While physical activity is beneficial, this study suggests that dietary changes were the primary driver of the observed weight loss (2.2 kg over 1 year). Consistency through monthly reviews and peer encouragement is key to maintaining these habits.

Long-term weight loss maintenance is primarily dependent on adherence and consistent implementation of behavioral and lifestyle strategies, rather than the specific type of dietary intervention used.

Focus on building sustainable habits and addressing psychological barriers like emotional eating rather than searching for the 'perfect' diet. Long-term success depends on your ability to adhere to a plan you can maintain, not the specific macronutrient ratio of the diet you choose.

Intentional weight loss of 5-15% body weight in overweight/obese hypertensive patients leads to significant reductions in systolic/diastolic blood pressure and facilitates dose reductions or discontinuations of antihypertensive medications.

If you have high blood pressure and are overweight, losing 5-15% of your body weight through a calorie-restricted diet and exercise can significantly lower your blood pressure. This improvement often allows your doctor to safely reduce or stop your blood pressure medications. Work with your doctor to monitor your progress and adjust medications as needed.