Browse the evidence

Resistance exercise is the only intervention capable of consistently restoring muscle function and strength in sarcopenia, partially overcoming age-related anabolic resistance.

You must lift weights to regain strength and function. Aim for 2-3 sessions per week at a moderate-to-vigorous intensity (70-85% of your max). This mechanical load is the key signal your body needs to rebuild muscle function, which nutrition alone cannot provide.

Lifestyle interventions (diet, exercise, weight loss, smoking cessation) significantly reduce the risk of developing Type 2 Diabetes, cardiovascular disease, and chronic kidney disease progression.

Adopting a healthy lifestyle is the most powerful tool for preventing heart, kidney, and metabolic disease. Focus on a balanced diet, regular physical activity (aiming for 150 minutes per week), maintaining a healthy weight, and quitting smoking. These changes can reduce your risk of developing diabetes by up to 72% and significantly lower your cardiovascular risk.

Using DSNFs as part of a structured lifestyle intervention (tDNA) leads to sustained weight loss and HbA1c reduction over 6-8 years compared to usual care.

If you have Type 2 Diabetes and struggle with weight, using DSNFs as part of a structured plan (like tDNA) that includes motivational support can lead to significant, long-lasting weight loss and better blood sugar control compared to standard advice alone.

Early weight loss (≥5%) within 12-16 weeks is the only consistent predictor of long-term efficacy for obesity pharmacotherapy in polygenic obesity, justifying the discontinuation of ineffective medications.

When starting a new obesity medication, expect to be evaluated at 12-16 weeks. If you haven't lost at least 5% of your body weight by then, your doctor will likely stop the medication. This is not a failure on your part, but a standard safety and efficacy check to switch to a different treatment.

Higher levels of physical activity (PA), cardiorespiratory fitness (CRF), and muscular fitness (MF) are associated with a significantly reduced risk of Type 2 Diabetes incidence and reduced all-cause and cardiovascular mortality in individuals with T2D, independent of body weight.

To prevent Type 2 Diabetes or reduce mortality if you already have it, focus on getting moving. Aim for at least 150 minutes of moderate-intensity physical activity per week. Building cardiorespiratory fitness (like walking briskly or cycling) and muscular strength provides significant health benefits that are independent of whether you lose weight. Reducing time spent sitting is also crucial.

Regular aerobic exercise of at least 150 minutes per week reduces systolic blood pressure by 4–7 mm Hg and diastolic blood pressure by 3–4 mm Hg.

Aim for at least 150 minutes of moderate-intensity aerobic exercise per week, spread over 5-7 days. This could be brisk walking, cycling, or swimming. This amount of exercise can lower your blood pressure by an amount similar to taking a blood pressure medication. If you have uncontrolled high blood pressure, avoid high-intensity exercise until it is managed.

Pharmacological treatment of obesity is ineffective and potentially harmful if not combined with lifestyle changes (calorie restriction and increased energy expenditure), as evidenced by 'stop rules' that mandate discontinuation if <5% weight loss occurs within 12 weeks.

Obesity drugs are not magic. They require you to eat less and move more. If you don't see at least 5% weight loss in 3 months on the full dose, the drug isn't working for you, and you should stop and try something else. Always combine medication with lifestyle changes for the best results.

Integrating incretin-based pharmacotherapy with structured patient education and behavioral therapy produces significantly greater and more durable weight loss than pharmacotherapy alone.

To get the best results from weight-loss medications, you should combine them with structured lifestyle changes and education. Studies show that patients who receive intensive behavioral support alongside medication lose significantly more weight and keep it off longer than those who rely on medication alone. Look for programs that offer coaching, dietary tracking, and regular check-ins.

Caffeine consumption of 3-6 mg/kg body weight, taken 60 minutes before exercise, enhances endurance, alertness, and perceived effort in cycling.

Take 3-6 mg of caffeine per kg of body weight about 60 minutes before your ride. This is one of the most effective legal ways to boost endurance and focus. Start with the lower end if you are sensitive.

People with type 2 diabetes have objectively lower physical activity levels and exercise capacity compared to the general population, with adherence to recommended exercise guidelines being significantly lower in diabetic and prediabetic groups.

Diabetics are significantly less likely to meet exercise guidelines than the general public. This gap is wider for resistance training. Recognizing this baseline deficit is crucial for setting realistic, incremental goals in intervention programs.

The Five-Times-Sit-to-Stand Test (FTSST) serves as a valid, safe, and affordable diagnostic tool for assessing functional mobility, identifying sarcopenia risk, and predicting falls or cognitive impairment in adults aged 50+.

Use the Five-Times-Sit-to-Stand Test as a simple, free health check. Sit in a standard chair, fold your arms, and stand up and sit down five times as fast as you can. Time yourself. Compare your time to age- and sex-specific reference values (available in this study) to gauge your functional mobility. Slower times may indicate higher risks for falls, sarcopenia, or cognitive decline, prompting a conversation with a healthcare provider.

Lifestyle modifications, specifically Mediterranean diet and moderate aerobic exercise, are the cornerstone for managing insulin resistance and improving cardiovascular outcomes.

Start with the basics: eat a Mediterranean-style diet (lots of veggies, whole grains, healthy fats) and aim for 150 minutes of moderate exercise per week. This is the most effective way to improve insulin sensitivity and protect your heart, serving as the foundation for any medication you might take.

Intensive lifestyle interventions (diet, physical activity, weight management) reduce the risk of progression from prediabetes to type 2 diabetes by 42-58% and improve long-term cardiovascular outcomes.

Start with a 6-month intensive lifestyle program focusing on losing 5-10% of your body weight and getting at least 150 minutes of moderate exercise (like brisk walking) per week. Combine this with dietary changes and smoking cessation if applicable. Follow up with your healthcare provider after 3 months to assess progress and adjust your plan. This is the most effective first step to prevent progression to type 2 diabetes.

4:3 intermittent fasting (80% energy restriction on 3 nonconsecutive days/week) produces modestly greater weight loss than matched daily caloric restriction over 12 months when both are delivered within a high-intensity, comprehensive behavioral weight loss program.

If you struggle with daily calorie counting, try 4:3 intermittent fasting: restrict calories by 80% on 3 nonconsecutive days a week and eat normally on the other 4. This approach led to slightly better weight loss than daily restriction in a 12-month study, likely because it is easier to stick to. Combine this with regular exercise and behavioral support for best results.

Cognitive-behavioral therapy for insomnia (CBT-I) is the first-line treatment for insomnia disorder, with hypnotics recommended only for short-term use when CBT-I is unavailable or ineffective.

If you have chronic insomnia, seek Cognitive-Behavioral Therapy for Insomnia (CBT-I) as your primary treatment. It is the gold standard recommended by all major medical guidelines. Use sleep medications only as a short-term bridge if CBT-I is not accessible, not as a long-term solution.

Functional and balance training performed at least twice weekly significantly reduces the rate of falls in adults over 50, with high-certainty evidence supporting this intervention for fracture prevention.

Perform balance and functional exercises at least twice a week. Focus on activities that challenge your stability, such as standing on one foot, heel raises, or agility drills. Progressively make these exercises harder by increasing speed, complexity, or resistance. This is the most effective non-pharmacological way to prevent falls in older adults.

Lifestyle interventions (caloric restriction and exercise) are the foundation of MASLD treatment but often fail to achieve sufficient or sustained weight loss, necessitating pharmaceutical intervention.

Start with lifestyle changes: eat less and move more. This is the foundation of treating fatty liver. However, be realistic: it is very hard to maintain these changes long-term, and many people struggle to lose enough weight. If lifestyle changes are not enough, talk to your doctor about adding medications like GLP-1RAs or SGLT2-is, which can help you achieve the weight loss needed to improve your liver health.

Current clinical guidelines recommend continuing GLP-1 receptor agonists for most patients undergoing elective surgery, shifting away from routine preoperative cessation.

Do not stop your GLP-1 medication before surgery unless your surgeon or anesthesiologist explicitly tells you to. Most modern guidelines now say you should keep taking it, and you should discuss your specific risk factors with them.

Behavioral weight management programs (BWMPs) involving diet and/or exercise do not harm mental health despite common weight regain, and may improve specific mental health dimensions (psychological wellbeing, self-esteem, depression, anxiety) at and after program end.

If you are doing a weight loss program, don't worry if you regain some weight; it doesn't mean your mental health will suffer. In fact, these programs often improve your self-esteem, anxiety, and overall wellbeing, even after the program ends. Focus on the behavioral changes and mental health benefits, not just the scale.

Resistance exercise studies must report specific training parameters (e.g., exercise selection, intensity, volume, rest intervals) to ensure scientific transparency and allow for replication.

If you are designing or reporting a resistance training study, use the PRIRES checklist to ensure you report all relevant training parameters, including exercise selection, intensity, volume, rest intervals, and progression rules.

Healthcare professionals (HCPs) significantly overestimate patient fear of injectable weight loss medications, leading to under-prescription of these effective treatments.

Doctors often assume patients hate needles, but many don't. If you are open to injections, tell your doctor. They may not be offering them because they think you'll refuse, not because you actually will.

Patients prioritize minimizing gastrointestinal side effects (nausea, diarrhea) over maximum percentage of body weight loss, whereas HCPs prioritize maximum weight loss.

When choosing a weight loss medication, patients care more about avoiding stomach issues than getting the absolute lowest number on the scale, while doctors care more about the scale number. Discuss your tolerance for side effects with your doctor to find the right balance.

Childhood obesity is a strong predictor of adult obesity, with obese children being approximately five times more likely to remain obese in adulthood compared to normal-weight peers.

If your child is obese, do not wait for them to 'grow out of it.' The risk of them remaining obese into adulthood is 80%. Address dietary habits and physical activity early to prevent long-term metabolic health issues.

Obesity is a complex chronic disease requiring multidisciplinary care, and stigma contributes to morbidity and mortality.

Understand that obesity is a chronic disease, not a personal failure. Seek care from a multidisciplinary team that treats you with respect and empathy, as stigma can worsen health outcomes.