Browse the evidence

Nutrition education interventions in indoor team sports significantly improve dietary intake compliance, particularly in female athletes, though often still fall short of official recommendations.

If you are an indoor team athlete, seek out structured nutrition education or counseling. It works, especially for women, to improve your intake. However, do not assume you will hit all targets automatically; you likely still need to consciously push your carbohydrate and energy intake higher than your natural habits.

A 12-week virtual multidisciplinary intensive lifestyle intervention (telemedicine + m-health) produces weight loss and A1C improvements equivalent to an in-person program for patients with type 2 diabetes and obesity.

If you have Type 2 Diabetes and obesity, a 12-week virtual program using telemedicine and health apps can help you lose weight and improve blood sugar just as well as going to a clinic in person. The program involves weekly 2-hour sessions with a team (doctor, dietitian, exercise physiologist, psychologist) where you log your food and exercise, adjust medications, and learn behavioral strategies. You need to be comfortable using technology, as the program relies on apps and remote monitoring.

Using an activity tracker (Fitbit) combined with kinesiologist-led physical activity promotion significantly increases physical activity levels and improves specific cardiometabolic risk variables (HDL cholesterol, BMI, waist circumference) in patients with type 2 diabetes compared to kinesiologist-led promotion alone.

For a patient with Type 2 Diabetes, using a simple activity tracker like a Fitbit alongside a structured exercise plan guided by a health professional (like a kinesiologist) is more effective for improving heart health markers (like HDL cholesterol) and reducing waist size than just following the exercise plan alone. The key is using the tracker to stay motivated and adhere to the 150 minutes of moderate activity per week recommended by your provider.

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.

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.

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.

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.

In overweight or obese adults, greater daily time spent in light-intensity physical activity (LPA) and moderate-to-vigorous physical activity (MVPA) is associated with lower 24-hour mean glucose concentration, greater time-in-range, and less time in hyperglycemia.

If you are overweight or obese, focus on moving more throughout the day, not just during workouts. Even light activity (like walking while on the phone or doing chores) helps keep your blood sugar levels stable. You do not need to be perfectly consistent day-to-day; just getting more total movement in is beneficial.

Behavioral routinization and the ability to overcome self-identified limitations are critical factors for successful weight loss, distinguishing high responders from non-responders.

Focus on building sustainable routines rather than perfection. Identify your specific barriers (e.g., fatigue, convenience) and create specific strategies to overcome them (e.g., gym near work, meal prep). Social support and accountability are also crucial for maintaining these routines.

A 16-week behavioral weight loss program adapted for physical disabilities using the GRAIDs framework produces clinically significant weight loss (average 10.9%) and high retention (91.4%) in adults with physical disabilities.

If you have a physical disability, standard weight loss programs may not work for you due to accessibility barriers. However, behavioral programs can be adapted to your needs. Look for programs that offer online options, accessible equipment (like wheelchair scales), and coaches trained in disability inclusion. The SOS Everybody program showed that with these adaptations, you can achieve significant weight loss (around 10%) and stay in the program.

Improving self-efficacy for tracking diet during the first month of a standalone digital weight loss intervention significantly increases both dietary self-monitoring engagement and subsequent weight loss at 3 months.

If you are using a digital weight loss app, focus on building your confidence in your ability to track your food daily during the first month. The study shows that improving this specific confidence early on is directly linked to better tracking habits and greater weight loss by the end of the program. Don't just track; build the belief that you can do it consistently.

Post-bariatric physical activity adherence is significantly improved when interventions utilize low-impact modalities (aqua sports, walking, cycling) delivered in small groups (6-10 people) within a stigma-free environment, as opposed to standard gym settings.

If you have had bariatric surgery, do not force yourself into a standard commercial gym if it makes you anxious. Look for or request small group sessions (6-10 people) focusing on low-impact activities like swimming, walking, or cycling. This environment reduces the fear of judgment and is more likely to help you stick with exercise long-term.

Exercise programs lasting 4 weeks or longer, performed 3 times per week, with sessions of at least 30 minutes, and utilizing specific local abdominal exercises (such as supine bridge with abdominal drawing-in maneuver) are associated with greater improvements in lateral abdominal muscle (LAM) thickness compared to other prescription variables.

To improve the thickness of your lateral abdominal muscles (Transversus Abdominis and Obliques), focus on quality over quantity. Perform specific exercises that target these muscles, such as a supine bridge combined with an abdominal drawing-in maneuver. Aim for 3 sessions per week, with each session lasting at least 30 minutes. Ensure your program runs for at least 4 weeks to see significant changes. Avoid overtraining these specific muscles with high frequency or excessive volume, as this may not yield better results than a moderate, focused approach.

Individualized nutrition education and personalized dietary planning significantly improve weight loss, glycemic control, and lipid profiles in type 2 diabetes patients who have not achieved targets through standard group care.

If you have type 2 diabetes and aren't meeting your weight or blood sugar goals with standard advice, ask for a personalized nutrition plan with regular check-ins. This involves working with a dietitian to create a custom diet (likely Mediterranean-style, with controlled calories and macronutrients) and using tools like food diaries to stay on track. Regular support and adjustments are key to success.

Focusing on diet quality (logging food categories like fruits, vegetables, whole grains, and limiting red/processed meat and sugary drinks) significantly improves dietary scores and reduces 20-year cardiovascular risk, even without detailed calorie counting or weight loss.

Instead of obsessing over calories, focus on logging your food categories. Aim to increase servings of fruits, vegetables, whole grains, and nuts, while limiting red meat, processed meat, and sugary drinks. Use a simple app to track these categories rather than detailed nutritional breakdowns. This approach reduces the mental burden of tracking and has been shown to significantly improve your diet quality and reduce your 20-year cardiovascular risk, even if you don't lose weight immediately.

High-frequency, interactive telenutrition counseling (weekly video calls plus real-time messaging and group interaction) produces significantly greater weight loss and BMI reduction compared to low-interaction methods (email-only or monitoring-only) over an 8-week period.

If you are using a digital weight loss program, choose one that offers frequent, two-way communication with a dietitian and peers, rather than just a passive tracking tool. The study shows that weekly video calls combined with daily messaging and group support led to more than double the weight loss of email-only programs over 8 weeks. The key is active engagement, not just self-monitoring.

Professional supervision is a critical factor for achieving continued body composition improvements in resistance-trained individuals.

To continue making progress after your initial gains, seek professional guidance. If full-time coaching is too expensive, consider lower-cost options like online coaching, periodic in-person sessions, or using self-regulation tools like RPE and RIR to ensure you are training with sufficient intensity and proper programming.

Supervised resistance training is perceived by both trainers and trainees to be significantly more important for injury prevention, technical proficiency, and adherence compared to unsupervised training or training with a partner.

If you are new to resistance training or want to ensure you are performing exercises safely and effectively, seek out a qualified supervisor. The data suggests that supervision significantly improves adherence and reduces injury risk compared to training alone or with a partner. The most valued aspect of supervision is technical coaching.

Lifestyle modifications (balanced diet and regular exercise) are the most reasonable and cost-effective therapy for obesity, whereas pharmaceutical interventions offer modest, transient effects with significant long-term costs and side-effect risks.

Focus on sustainable diet and exercise habits first. While new drugs like Semaglutid show impressive weight loss numbers, they come with high costs, side effects, and unknown long-term risks. Lifestyle changes are cheaper, safer, and address the root cause, even if the weight loss is slower.