Browse the evidence

Adherence to a Mediterranean dietary pattern reduces the risk of developing MASLD by 23% compared to a Western dietary pattern.

Adopting a Mediterranean diet lowers your risk of MASLD by 23% compared to a Western diet. Focus on healthy fats, vegetables, and whole grains.

An 8-week supervised concurrent training program (resistance and aerobic) significantly improves cardiovascular fitness, muscular strength, fatigue, and quality of life in post-COVID-19 patients compared to self-managed WHO guidelines.

If you have lingering symptoms from COVID-19 for more than 12 weeks, a supervised exercise program combining light cardio and resistance training, done 3 times a week for 8 weeks, can significantly improve your energy, strength, and quality of life compared to just following general advice. Start with low intensity and gradually increase under supervision.

Maintaining higher daily step counts (median 7,731–8,290 steps) is associated with a significantly lower risk of incident chronic diseases, including obesity, sleep apnea, GERD, major depressive disorder, diabetes, and hypertension.

Track your daily steps using a wearable. Aim to consistently exceed 8,200 steps per day to gain protection against common chronic conditions like obesity, sleep apnea, and depression. You do not need to hit 10,000 to see benefits; the risk reduction is linear and starts lower. Consistency over years matters more than hitting a perfect daily number.

Adopting a Mediterranean diet, characterized by high fiber, polyphenols, and unsaturated fats, promotes beneficial gut microbiota growth and reduces the risk of obesity, cardiovascular disease, and metabolic syndrome.

To lower your risk of heart disease and obesity, shift your diet toward the Mediterranean pattern. Prioritize whole foods like vegetables, fruits, whole grains, legumes, nuts, and seeds. Use olive oil as your primary fat source and include oily fish like salmon or sardines regularly. Limit red meat, sweets, and highly processed foods. This dietary pattern supports beneficial gut bacteria and reduces inflammation.

In a health context, High-Intensity Interval Training (HIIT) is a viable and effective method to improve cardiorespiratory fitness and reduce morbidity/mortality risk, often superior to Moderate-Intensity Continuous Training (MICT) when volume is matched.

If you are sedentary or have health conditions, HIIT is a highly effective way to boost heart health and longevity in less time than traditional cardio. Aim for intervals above moderate intensity (vigorous) at least 3 times a week, keeping total session time under 15 minutes. Start with medical clearance if you have conditions, but do not let fear of intensity prevent you from trying this time-efficient strategy.

Vigorous aerobic exercise improves body composition, cardiorespiratory fitness, and insulin resistance in women with PCOS, whereas resistance training and combined aerobic-resistance interventions show inconsistent or no significant benefits on these specific metabolic markers.

For PCOS management, prioritize vigorous aerobic exercise (like brisk walking, cycling, or swimming) for at least 75-150 minutes per week. This specific modality has the strongest evidence for improving insulin resistance and body composition. Resistance training alone may not provide the same metabolic benefits, so use it as a supplement, not a replacement, for aerobic activity.

Supplementing with 40g/day of Resistant Starch (Type 2) for 8 weeks facilitates significant weight loss and improves insulin sensitivity in individuals with overweight or obesity by reshaping gut microbiota to increase Bifidobacterium adolescentis and alter bile acid profiles.

To lose weight using resistant starch, take 40 grams daily (split into two 20g doses) mixed with water, drinking it 10-15 minutes before your main meals. This must replace other calories in your diet to maintain energy balance, not be added on top. Stick to this for at least 8 weeks to see significant results, as the mechanism relies on gut bacteria adaptation.

Replacing sedentary time with vigorous physical activity (VPA) reduces the risk of more types of non-communicable diseases (NCDs) than replacing it with light (LPA) or moderate (MPA) physical activity.

If you sit for more than 6 hours a day, try to replace that time with vigorous activity rather than just light movement. Swapping 1 hour of sitting for 1 hour of vigorous activity (like running or fast cycling) is associated with a significantly lower risk of multiple chronic diseases compared to swapping it for light or moderate activity. While achieving 1 hour of VPA daily is challenging, even partial substitutions offer substantial health protection.

Calorie-restricted interventions (CRI) significantly reduce liver enzymes (ALT, AST), hepatic steatosis, and liver stiffness in NAFLD patients, with a dose-response relationship between the degree of calorie restriction and clinical benefit.

For NAFLD management, establishing a consistent calorie deficit is the most effective first-line strategy. This approach reliably lowers liver enzymes (ALT/AST), reduces liver fat, and improves liver stiffness. While specific diet types (like Mediterranean) also help, the degree of calorie restriction directly correlates with liver benefits, making energy balance the primary lever for treatment.

Mediterranean Diet (MD) interventions significantly improve liver enzymes (ALT, AST), Fatty Liver Index, and liver stiffness in NAFLD patients, often with higher adherence than other diets.

Adopting a Mediterranean-style dietary pattern is an effective strategy for improving liver health in NAFLD. This involves increasing fiber, fruits, nuts, and healthy fats (like olive oil) while reducing refined carbohydrates and sodium. This approach not only improves liver enzymes and fat content but also tends to have higher patient adherence compared to other restrictive diets.

Adherence to a healthful plant-based diet (high in whole grains, fruits, vegetables, nuts, legumes; low in refined grains, sugary drinks, sweets, and animal products) is associated with a significantly lower risk of all-cause mortality, cardiovascular disease, and cancer.

To lower your risk of death, heart disease, and cancer, focus on a diet rich in whole plant foods like whole grains, fruits, vegetables, nuts, and legumes. Minimize refined grains, sugary drinks, sweets, and animal products. You don't need to track complex scores; just prioritize these healthy plant foods and limit the less healthy ones.

Adherence to a Mediterranean Diet (MD) reduces central adiposity (waist circumference and visceral fat) and prevents weight gain, even when energy intake is unrestricted.

Adhere to a Mediterranean Diet pattern focusing on vegetables, fruits, nuts, whole grains, and olive oil. You do not need to strictly count calories or restrict fat intake to avoid weight gain and reduce belly fat, although combining it with exercise and caloric restriction yields the best weight loss results.

Ketogenic diets, characterized by high fat and low carbohydrate intake, improve metabolic health and reduce body weight by shifting metabolism towards fatty acid oxidation and ketone production.

Adopt a ketogenic diet by limiting carbohydrates to under 40 grams per day, while increasing fat intake and keeping protein moderate. This shift forces your body to burn fat for fuel, which can lead to weight loss and improved metabolic markers.

Tirzepatide 15 mg once weekly produces significantly greater fat mass reduction and total body weight loss compared to semaglutide 1 mg and placebo in people with type 2 diabetes, primarily driven by fat mass rather than fat-free mass changes.

If you have type 2 diabetes, tirzepatide 15 mg taken once weekly is more effective than semaglutide 1 mg for reducing body fat and total weight. The weight loss comes mainly from fat, preserving muscle mass better than placebo. This suggests that for T2D patients seeking significant fat loss, tirzepatide may be a superior pharmacological option to semaglutide.

Adherence to the Mediterranean Diet (MD) significantly reduces the risk of developing Type 2 Diabetes, Metabolic Syndrome, and Cardiovascular Disease, and improves cognitive function and longevity.

Adopt a plant-forward diet rich in vegetables, fruits, whole grains, and olive oil. Aim for high fiber intake (30-35g/day) and moderate healthy fats. This pattern is associated with lower risks of heart disease, diabetes, and cognitive decline, regardless of your cultural background.

The Mediterranean Diet improves gut microbiota diversity and increases the abundance of beneficial bacteria (e.g., Bifidobacteria, Faecalibacterium prausnitzii) and short-chain fatty acid producers, while reducing pro-inflammatory species.

Eating a diverse range of plant-based foods, especially high-fiber vegetables, fruits, and whole grains, feeds beneficial gut bacteria. This supports metabolic health and reduces inflammation.

Accumulating moderate-to-vigorous intermittent lifestyle physical activity (MV-ILPA) in bouts of 1 to 10 minutes is associated with significantly lower all-cause mortality and major adverse cardiovascular events (MACE) compared to bouts shorter than 1 minute, independent of total physical activity volume.

If you don't currently exercise, start by breaking up your day with short bursts of moderate-to-vigorous activity. Aim for 1 to 10-minute bouts of brisk walking or similar activity scattered throughout your day. These 'lifestyle' bursts are just as effective for reducing heart disease and mortality risk as longer, structured workouts, and they require no special equipment or time commitment.

Higher adherence to plant-based dietary patterns is associated with significantly lower risks of type 2 diabetes, cardiovascular disease, cancer, and all-cause mortality.

Adopting a diet rich in vegetables, fruits, whole grains, and legumes while reducing animal products is associated with a lower risk of type 2 diabetes, heart disease, cancer, and early death. Focus on 'healthy' plant foods rather than refined carbohydrates for the best results.

Emphasizing healthy plant-based foods (vegetables, fruits, whole grains, legumes) strengthens the inverse association with type 2 diabetes, cardiovascular disease, and cancer compared to overall plant-based patterns.

When following a plant-based diet, prioritize whole, unprocessed plant foods like vegetables, fruits, whole grains, and legumes. This approach offers greater protection against chronic diseases than plant-based diets high in refined carbohydrates.

Increasing dietary fiber intake improves LDL cholesterol and fasting blood glucose levels in patients with cardiovascular disease or hypertension.

For patients with heart disease or high blood pressure, increasing fiber intake helps lower bad cholesterol (LDL) and improve blood sugar control. This is achieved by simply eating more fiber-rich foods like whole grains, fruits, and vegetables.

Tirzepatide at 15 mg and maximum tolerated dose (MTD) provides superior weight loss efficacy compared to semaglutide (2.4 mg and MTD) in non-diabetic adults with obesity, but this benefit is offset by significantly higher rates of gastrointestinal side effects and treatment discontinuation.

If you are a non-diabetic adult with obesity seeking maximum weight loss, tirzepatide at 15mg or MTD is statistically more effective than semaglutide. However, you must accept a higher risk of gastrointestinal side effects and a higher chance of stopping the medication due to those side effects. Discuss your tolerance for potential side effects versus the desire for maximum weight loss with your provider.

Subcutaneous semaglutide (up to 2.4 mg weekly) produces a mean weight reduction of 11.85% in adults with obesity without diabetes compared to placebo, though it significantly increases the risk of gastrointestinal adverse events and treatment discontinuation.

If you have obesity without diabetes, semaglutide (up to 2.4 mg weekly) can help you lose about 12% of your body weight, which is significantly more than placebo. However, you must be prepared for a high likelihood of temporary stomach issues like nausea or diarrhea. These side effects are common but usually mild and go away. You will also need to follow a reduced-calorie diet and exercise plan alongside the medication for best results.

A low-carbohydrate diet (26% of calories) significantly reduces serum triglycerides when combined with calorie restriction, but not when low-carbohydrate is applied without calorie restriction.

If you want to improve your blood triglyceride levels, a low-carbohydrate diet alone may not be enough. You need to combine low-carbohydrate intake (26% of calories) with calorie restriction (1200-1500 kcal/day) to see significant reductions in triglycerides. This combination was the only one to significantly lower triglycerides in this study.

Semaglutide significantly reduces Major Adverse Cardiovascular Events (MACE) and hospitalization for heart failure (HHF) risk, while Tirzepatide significantly reduces HHF risk, offering cardiovascular protection beyond weight loss.

If you have obesity and cardiovascular disease or heart failure, Semaglutide and Tirzepatide are not just weight loss drugs; they offer proven cardiovascular protection. Semaglutide reduces the risk of major heart events, and Tirzepatide reduces hospitalizations for heart failure. These benefits are independent of, but additive to, the weight loss achieved.