Browse the evidence

Significant weight loss (approx. 15% body weight) via once-weekly subcutaneous injections (e.g., semaglutide, tirzepatide) or bariatric surgery is an achievable and effective option for reducing CVD risk and improving glycemia in patients with RA or PsA, although evidence for disease activity improvement is mixed.

For RA/PsA patients with obesity, significant weight loss (~15%) via weekly GLP-1/GIP injections or bariatric surgery can improve glycemia and reduce CVD risk. However, evidence that this weight loss improves joint disease activity is mixed. Discuss these options with your doctor, considering cost and access.

Real-world use of semaglutide for weight loss (SEMA-WL) in adults with obesity results in median weight loss of 17% after >5 months of treatment, with nausea and constipation being the most common side effects.

If you have obesity and are considering semaglutide, expect significant weight loss (around 17% after 5+ months) but also common side effects like nausea and constipation. Most users find self-injection manageable, though some prefer a pill. Talk to your doctor about managing side effects and setting realistic expectations.

Distributing protein intake evenly across three daily periods (breakfast, lunch, dinner) is positively associated with increased lean mass, upper-body strength, and lower-body strength in healthy women.

For healthy women, try to spread your protein out across breakfast, lunch, and dinner. You don't necessarily need to hit a perfect number at every meal, but aiming for at least 25 grams of protein in at least one meal, or hitting relative targets (0.24 g/kg for <60yo, 0.4 g/kg for ≥60yo) in one or more meals, is associated with better muscle mass and strength. Ensure your total daily protein and calories are adequate, as distribution benefits are observed on top of those totals.

A low-intensity, brief behavioral intervention (AIM-HI) focusing on small changes in physical activity, healthy eating, and emotional well-being leads to significant improvements in body weight, fitness, and dietary habits in motivated primary care patients over 10 months.

If you are overweight and motivated, you don't need a high-intensity program to see results. Work with your doctor to pick one small, manageable change to your diet or activity level. Review your progress every few months. This approach can help nearly 1 in 5 people lose significant weight or improve fitness over 10 months.

A 3-month dose-escalated resistance training regimen using high-intensity compound exercises is safe and effective for breast cancer survivors, significantly improving body composition, strength, and functional mobility.

If you are a breast cancer survivor, a supervised, high-intensity resistance training program (3x/week for 3 months) is safe and can significantly improve your body composition, strength, and quality of life. Focus on compound movements like squats and deadlifts, progressively increasing the weight, and ensure you are supervised by a qualified professional.

Self-monitoring of diet, physical activity, or weight using digital technology or pedometers results in statistically significant short-term weight loss compared to control groups, though long-term sustainability is uncertain.

Use a digital tool (app, wearable, or web platform) to track your food, activity, or weight. This is one of the most consistently effective single techniques for short-term weight loss. Don't expect it to work forever on its own; combine it with clear goals and regular feedback for best results.

Combining self-monitoring with goal setting significantly enhances weight loss compared to using either technique alone or control groups.

Don't just track your weight; set specific, measurable goals (e.g., 'walk 30 minutes 3 times a week') and use self-monitoring to track your progress. This combination is more effective than tracking alone.

Behavioral commitments (e.g., verbal or written contracts) lead to significant short-term weight loss (pooled 1.52 kg) compared to controls.

Consider making a verbal or written commitment to your weight loss goals. This can create a sense of accountability and has been shown to lead to significant short-term weight loss.

Ingesting a leucine-enriched essential amino acid (EAA) gel (15g total EAA, 40% leucine) immediately following resistance exercise induces significant plasma aminoacidemia and enhances intramyocellular anabolic signaling (mTORC1 pathway) in both younger and older adults, effectively overcoming age-related blunting of the anabolic response.

If you are older and want to build or maintain muscle, standard protein powders might not be enough. You need a supplement specifically high in leucine (like this EAA gel) taken immediately after your strength training. This combination triggers the muscle-building signals in your body just as effectively as it does in younger people.

In individuals with chronic spinal cord injury, combining home-based neuromuscular electrical stimulation resistance training (NMES-RT) with daily leucine-enriched whey protein supplementation significantly increases thigh lean mass compared to NMES-RT alone.

If you have a spinal cord injury, doing resistance training with electrical stimulation (NMES) at home is effective for building leg muscle. Adding a daily whey protein supplement (specifically one with leucine) on top of this training yields significantly more muscle growth than training alone. Consistency is key, as adherence was very high in this study.

GLP-1 receptor agonists (GLP-1 RAs) including dulaglutide, subcutaneous semaglutide, and oral semaglutide produce significant weight loss and BMI reduction in patients with type 2 diabetes and obesity, with oral semaglutide achieving the highest proportion of patients reaching the clinically significant ≥5% weight loss threshold.

GLP-1 medications like dulaglutide and semaglutide (oral and injectable) are effective for weight loss in people with type 2 diabetes and obesity. In this study, about half of the patients lost at least 5% of their body weight in just 3 months. Oral semaglutide was the most effective at getting patients to this 5% threshold. However, gastrointestinal side effects are common, and many patients do not reach the maximum dose. If you tolerate the medication, reaching the maximum dose is linked to better weight loss results. Consult your doctor about titration to maximize benefits.

Protein supplementation (specifically whey) reduces musculoskeletal injury rates and missed training days in active-duty military personnel compared to no supplementation, with a dose-response effect observed for two servings per day.

If you are in high-intensity military or tactical training, consuming two servings of whey protein daily (approx. 77g) after training and before bed significantly reduces your risk of injury compared to not supplementing. This benefit was not seen with just one serving, suggesting a threshold effect.

In patients with type 2 diabetes, achieving >=10% weight loss in the first year of lifestyle intervention is associated with a significantly reduced risk of the primary composite cardiovascular outcome and cardiovascular death/MI/stroke.

If you are doing lifestyle changes for diabetes, aiming for a 10% weight loss in the first year is a strong predictor of better heart health outcomes, including reduced risk of heart attack and stroke. This benefit exists even if the overall trial didn't show a statistically significant difference for everyone.

GLP-1 agonist monotherapy (semaglutide or liraglutide) produces significantly greater weight loss and higher rates of achieving >5% and >10% weight loss compared to metformin monotherapy in patients with PCOS and obesity over a six-month period.

If you have PCOS and obesity, GLP-1 medications like semaglutide or liraglutide are likely more effective for weight loss than metformin alone. In this study, most patients on GLP-1 lost over 5% of their body weight, compared to only a quarter of those on metformin. Talk to your doctor about whether these medications are appropriate for you, considering potential side effects and cost.

Regular use of a web-based behavioral weight management program (BMIQ) combined with standard medical care (physician/RD visits and pharmacotherapy) significantly increases the likelihood of achieving clinically significant weight loss (≥5% and ≥10%) compared to standard care alone.

If you are struggling with weight loss despite seeing a doctor and dietitian, ask about adding a structured online behavioral program. This study suggests that engaging with at least 4 online sessions over 6 months, alongside your medical treatments, significantly boosts your chances of losing 5-10% of your body weight. It’s not a replacement for medical care, but a powerful tool to make your existing care more effective.

High-intensity interval training (HIIT) improves insulin sensitivity and glycaemic control in reproductive-aged women with overweight/obesity with greater time efficiency and adherence than traditional moderate-intensity endurance training.

If you have excess weight and want to improve your blood sugar control without spending hours at the gym, try High-Intensity Interval Training. The protocol described involves three weekly sessions totaling about 109 minutes, mixing short bursts of near-maximal effort with recovery periods. This approach is designed to be more time-efficient than traditional steady-state cardio while delivering comparable or better metabolic benefits for women in your demographic.

An adaptive, algorithm-driven text message intervention (TMI) significantly improves adherence to diet, physical activity, and diabetes self-care behaviors in patients with Type 2 Diabetes.

If you have Type 2 Diabetes and struggle to stick to your diet or exercise routine, an adaptive text message program can help. This program sends you daily tips tailored to what you find most useful based on your feedback. Over 8 weeks, this personalized approach has been shown to significantly improve your adherence to diet, physical activity, and self-care tasks like blood sugar monitoring. It works by learning your preferences and focusing on what matters most to you, making it less burdensome and more effective than generic health advice.

Public health messaging should emphasize nutrient density and specific behavioral strategies (e.g., using smaller plates, adding vegetables) rather than abstract calorie reduction, as this approach is more actionable, culturally resonant, and less likely to induce deprivation.

Instead of telling people to count calories, advise them to 'fill up' on vegetables and use smaller plates. Focus on adding healthy foods to naturally crowd out less healthy options, which is easier to understand and sustain than restriction.

Using natural spoken language for food logging reduces the perceived burden and difficulty of tracking dietary intake compared to existing manual methods, thereby improving acceptability for sustainable weight management.

If you struggle to stick with food tracking because it feels like a chore, try a voice-activated logging app. This study suggests that speaking your meals into an app is perceived as easier and more accurate than typing or selecting from lists, which may help you stay consistent with tracking your intake.

Dietary protein intake of 2.37 g/kg/day is sufficient for muscle gain and maintenance in national-level powerlifters, rendering high-dose protein supplementation unnecessary for basic hypertrophy goals.

You do not need to force-feed yourself massive amounts of protein. A daily intake of around 2.4 grams per kilogram of body weight is sufficient for muscle maintenance and growth. Focus on hitting this target consistently rather than chasing extreme numbers.

A comprehensive 48-week lifestyle modification program (diet, exercise, behavioral counseling) produces clinically significant weight loss (≥5%) and improved glycemic control (HbA1c reduction) in patients with type 2 diabetes and obesity, significantly outperforming standard treatment alone.

If you have Type 2 Diabetes and are overweight, standard medical care alone is unlikely to produce significant weight loss. A structured 48-week program combining a moderate caloric deficit (500-1000 kcal/day), 40-60 minutes of daily physical activity (mix of cardio, strength, and flexibility), and regular behavioral counseling can help you lose at least 5% of your body weight and improve your blood sugar control. This approach is significantly more effective than routine care alone.

A 12-week behavioral modification program combining a 300-500 kcal/day caloric deficit with increased physical activity significantly reduces body weight, BMI, and serum triglycerides in young obese adults.

For young adults with obesity, a structured 12-week program focusing on creating a moderate caloric deficit (300-500 kcal/day) and increasing physical activity, supported by regular counseling and education, can lead to significant weight loss and improved metabolic health. Key factors for success include active participation, realistic goal setting, and addressing lifestyle barriers.

Personalized Behavioral Weight Loss (PBWL) optimizers (those who achieve ≥5% weight loss) lose significantly more weight than Standard BWL optimizers, suggesting personalization maximizes potential for responders.

If you are a 'responder' to weight loss interventions, personalizing your diet and activity based on your body's feedback (like glucose response) can nearly double your weight loss compared to standard advice. Find your 'best fit' prescription early.

High digital engagement (defined as attending ≥1 coaching session, logging weight ≥4 times/month, and using app features) significantly enhances weight loss efficacy and accelerates milestone achievement in patients treated with dual GIP/GLP-1RA or GLP-1RA, without increasing safety risks.

To get the most out of your GLP-1 or dual GIP/GLP-1RA medication, actively use the digital support tools provided. This means attending at least one coaching session, logging your weight at least four times a month, and interacting with the app's educational features. This level of engagement is associated with losing 4.5% more body weight and reaching your weight loss goals faster, without increasing your risk of side effects. Treat these digital tools as essential parts of your treatment, not optional extras.