Browse the evidence

Personalized diet counseling interventions that emphasize specific food substitutions (e.g., poultry over red meat, increased plant protein, increased fish, increased olive oil, increased fruits and vegetables, eating breakfast, increased milk/alternatives, healthier fats, healthier snacks, and increased nuts) are associated with significantly improved diet quality (HEI-C) in patients with metabolic syndrome.

For patients with metabolic syndrome, diet counseling is most effective when it focuses on specific food swaps (like eating more fish, poultry, plants, and nuts) and habits (like eating breakfast) rather than general 'balanced meal' advice. Additionally, counselors should prioritize self-monitoring and reviewing past successes over frequent goal setting, as these techniques are linked to better diet quality improvements.

Regular, planned meal timing (4-5 hours between meals) and using smaller rice bowls (190-200 mL) are effective behavioral interventions for controlling portion sizes and preventing postprandial blood sugar spikes in diabetic patients.

Eat meals at regular intervals, leaving 4-5 hours between them. Use a smaller rice bowl (approx. 190-200 mL) to naturally limit your rice intake. Start your meal with vegetables, then eat rice and other foods, to help control blood sugar spikes and prevent overeating.

Integrating cognitive-behavioral therapy with diet and exercise in multidisciplinary teams for Type 2 Diabetes and obesity potentiates dietary effects and enhances long-term adherence to lifestyle changes.

If you have Type 2 Diabetes and obesity, relying solely on diet and exercise may lead to weight loss initially, but sticking with it long-term is difficult. To succeed, you need a multidisciplinary team that includes psychological support (like cognitive-behavioral therapy) to help you manage stress and barriers, not just a meal plan and workout schedule.

A behavioral counseling intervention targeting both physical activity and sedentary behavior reduces long-term all-cause mortality in people with type 2 diabetes.

If you have type 2 diabetes, focus on reducing your total sitting time and increasing light activity (like walking around the house or workplace) rather than just trying to do intense workouts. A structured counseling program that helps you set goals and overcome barriers to moving more and sitting less, done annually, can significantly lower your risk of dying from any cause over the long term.

A 12-week nutrition and health canteen-based lifestyle intervention significantly reduces body weight, BMI, and systemic inflammatory biomarkers (IL-6, IL-8, TNF-α, hs-CRP) in middle-aged adults.

To improve weight and reduce inflammation, consider participating in or advocating for structured, healthy collective dining options that limit salt, sugar, and oil while increasing food diversity. Combine this with regular physical activity and health education for best results.

Diet selection should be personalized based on individual metabolic response, preferences, and long-term sustainability rather than assuming one diet is universally superior.

Don't look for the 'best' diet. Look for the diet that fits your health conditions (like diabetes or high cholesterol) and your lifestyle. If you hate counting carbs, don't do low-carb. If you hate counting fat, don't do low-fat. The best diet is the one you can stick to for years.

Adherence to low-calorie, low-carbohydrate, low-fat, or low-sodium diets is significantly associated with improved anthropometric indicators (BMI, waist circumference, waist-to-hip ratio, body fat/muscle composition) in Moroccan adults.

If you have high blood pressure, diabetes, or high cholesterol, adopting a diet that restricts calories, carbohydrates, fat, or sodium (as defined by your doctor) is associated with better body composition and lower cardiovascular risk. Focus on the specific restriction relevant to your condition (e.g., low sodium for hypertension).

Combination behavioral interventions integrating diet and exercise counseling lead to greater weight loss in post-partum women compared to control groups, whereas exercise or diet interventions alone show inconsistent or insufficient evidence for significant weight reduction.

If you are in the post-partum period and want to manage your weight, do not rely on exercise or diet alone. Look for programs that combine dietary counseling with physical activity and behavioral support (like goal setting or self-monitoring). These combined approaches have moderate evidence supporting their effectiveness for weight loss in this specific population, whereas single-component interventions often fail to produce significant results.

Multidisciplinary care involving psychologists, nutritionists, and doctors is a key facilitator for successful weight loss, providing comprehensive support and addressing psychological barriers.

If possible, seek a multidisciplinary team (doctor, nutritionist, psychologist). If not, try to replicate this by using free online resources, support groups, and focusing on mental health alongside diet and exercise.

Expert patients (peers who have successfully lost weight) serve as powerful motivators and educators, providing realistic expectations and inspiration for weight loss.

Find peer support. Connect with people who have successfully lost weight, either in person or online. Their stories can provide inspiration and realistic expectations.

Adherence to a ketogenic diet (KD) for 1.5–3 months in overweight/obese women leads to statistically significant reductions in BMI categories (overweight/obesity) and body weight, with 75% of users reporting successful weight loss goals.

If you are overweight and considering a ketogenic diet, expect significant weight loss and BMI reduction within 1.5 to 3 months. Most users succeed, but be prepared for potential side effects like fatigue or 'keto flu' during the first few weeks. Supplementing with electrolytes (sodium, potassium, magnesium) is common and may help. Since most users do this without medical advice, consider consulting a professional to check for contraindications.

A broad-spectrum lifestyle intervention (GEM) focusing on lowering postprandial glucose (PPG) via glycemic load reduction, exercise, and monitoring significantly reduces the predicted 10-year risk of coronary heart disease (CHD) in adults with recent-onset type 2 diabetes, whereas conventional weight-loss-focused interventions do not.

If you have type 2 diabetes, focus on lowering your blood sugar spikes after meals (postprandial glucose) rather than just trying to lose weight. Do this by swapping high-glycemic foods (like white bread/rice) for low-glycemic options, aiming for 150 minutes of vigorous activity per week, and monitoring your blood glucose. This approach may significantly lower your 10-year risk of heart disease, which standard weight-loss programs often fail to do.

Phenotype-guided prescribing of anti-obesity medications (matching drug to underlying pathophysiology like 'hungry brain' or 'hungry gut') results in significantly greater weight loss compared to standard non-phenotype-guided care.

If standard weight loss medications aren't working well, ask your doctor about 'phenotype-guided' prescribing. This involves identifying whether your obesity is driven by 'hungry brain' (satiety issues), 'hungry gut' (satiety signals), 'emotional hunger', or 'slow burn' (metabolism). Matching the right drug (like Phentermine/Topiramate for hungry brain or Liraglutide for hungry gut) to your specific type can nearly double your chances of losing more than 10% of your body weight compared to standard care.

Randomized clinical trials demonstrate that dietary interventions (specifically low-carbohydrate or high-fiber diets) and physical activity significantly improve insulin sensitivity in obese individuals.

To improve insulin sensitivity, prioritize limiting carbohydrate intake and increasing dietary fiber through whole grains, vegetables, and legumes. Combine this with regular physical activity, as these are the most prominent intervention strategies found in recent clinical trials for obesity and insulin resistance.

Pharmacologic weight loss medications, particularly FDA-approved anti-obesity agents (GLP-1 agonists, phentermine, lorcaserin), are safe and effective for inducing weight loss in patients with cirrhosis without worsening liver disease severity (MELD score).

For patients with cirrhosis and obesity, current guidelines limit treatment to lifestyle changes due to safety concerns. However, this study indicates that FDA-approved weight-loss medications (like GLP-1 agonists) and other weight-loss associated drugs (like metformin) can be used safely in patients with advanced liver disease. These medications resulted in significant weight loss (average 7.22 kg for FDA-approved drugs) without worsening liver disease markers (MELD score) or increasing hospitalizations. Patients should discuss these options with their hepatologist, as individual safety profiles vary, and some medications may require dose adjustments or avoidance in severe hepatic impairment.

High-intensity interval training (HIIT) is a viable exercise modality for patients with Type 1 Diabetes, offering benefits such as improved quality of life and lower rates of hypoglycemia compared to moderate aerobic exercise.

Consider trying High-Intensity Interval Training (HIIT) if you struggle with time or fear of low blood sugar during exercise. Studies show it can improve quality of life and has lower hypoglycemia rates than moderate aerobic exercise. Start with a progressive program and monitor your glucose.

Dietary advice is a crucial component of cardiovascular disease management, and pharmacological treatment alone (e.g., statins) is inadequate for optimal patient outcomes.

Do not rely solely on medication for heart health. Even if you are taking statins or other drugs, your diet remains a critical factor in managing cardiovascular risk. Focus on overall nutritional quality rather than assuming medication covers all bases.

Post-weigh-in rehydration should involve consuming 125-150% of lost body mass in fluids containing specific electrolytes (1700mg Na, 800mg K, 2300mg Cl, 13g CHO per liter) to maximize absorption and retention.

After weigh-in, drink fluids containing sodium, potassium, chloride, and carbs (like a sports drink or ORS). Drink 125-150% of the weight you lost. Start with 750-1000mL right away, wait 30 minutes, then eat a small, digestible meal with 50-100g carbs. Continue drinking at 1-1.5 liters per hour.

Addressing overweight and obesity is a primary strategy for reducing the risk of CHD development and progression.

Maintain a healthy weight through a balanced diet and regular moderate exercise. In regions with specific dietary habits (like high carbohydrate intake), focusing on increasing vegetable and fruit consumption and reducing refined carbs is key to lowering heart disease risk.

Long-term (4.5 years) physiotherapist-provided physical activity on prescription (PaP) significantly increases exercise capacity (EC) in physically inactive patients with metabolic risk factors, demonstrating that sustained behavioral change is achievable in primary care.

If you are inactive and have metabolic risks, standard short-term advice may not be enough. A long-term, individually tailored plan with regular check-ins from a physiotherapist can significantly improve your exercise capacity over several years, which is linked to better longevity. The key is sustained, personalized support, not just a one-time prescription.

Nutritional guidance provided by a registered dietitian significantly improves dyslipidemia markers (total and LDL cholesterol) in patients with moderate obesity, even when BMI changes are not statistically significant.

If you have obesity, ask for a referral to a registered dietitian. Even if your weight doesn't drop significantly in the first few months, this guidance can significantly improve your cholesterol levels and reduce cardiovascular risk. Focus on the metabolic benefits, not just the number on the scale.

Weight loss interventions, including lifestyle changes and bariatric surgery, reduce blood pressure, glomerular hyperfiltration, and proteinuria in obese patients with CKD.

If you are overweight and have diabetes, losing weight through diet and exercise can cut your risk of developing kidney disease by 30%. This benefit comes from lowering your blood pressure and reducing the strain on your kidneys. Talk to your doctor about a structured weight loss program.

Weight loss of 10-15% in patients with obesity and Type 2 Diabetes has disease-modifying effects, including improved glycaemic control, reduced need for medication, and potential disease remission.

For patients with obesity and Type 2 Diabetes, aim for a weight loss of 10-15% of body weight. This level of loss is not just for appearance but can modify the disease course, potentially leading to remission and reduced medication needs. This is particularly important for those with higher BMI.

Increasing the frequency of clinical visits in obesity management (specifically ≥11 visits/year) significantly increases the likelihood of achieving clinically meaningful weight loss (≥5% body weight).

If you are managing obesity, aim for at least 11 clinic visits per year. This frequency is associated with a much higher chance (over 60%) of losing at least 5% of your body weight compared to fewer visits. Consistent check-ins help maintain motivation and adjust your lifestyle plan effectively.