Browse the evidence

Interactive technology-based interventions provide early but transient benefits for weight loss maintenance, showing no significant long-term advantage over self-directed control after 24 months.

Interactive technology tools (apps/websites) can help you maintain weight loss in the first 1-2 years, but their effectiveness diminishes over time. To sustain long-term results, consider combining digital tools with periodic personal check-ins or human support to prevent disengagement.

Urbanization and associated lifestyle changes (physical inactivity, dietary shifts, stress) are primary drivers of the increasing prevalence of Metabolic Syndrome in the Asia-Pacific region.

Living in an urban area in the Asia-Pacific region significantly increases your risk of Metabolic Syndrome due to lifestyle factors like less physical activity and dietary changes. To counter this, prioritize regular physical activity and mindful eating habits, as these are modifiable factors that can reduce your risk despite your environment.

The shift from agricultural to industrial/service occupations leads to reduced physical activity, contributing significantly to obesity and chronic energy deficiency in rural areas.

Jobs in urban/industrial settings are less physically demanding than agricultural work. Maintaining physical activity requires intentional effort outside of work.

Sedentary time (sitting, TV watching) independently increases type 2 diabetes risk, with each hour of TV watching increasing risk by 3.4%, regardless of physical activity levels.

Minimize your total sedentary time, especially television watching. Each hour of TV watching increases your diabetes risk by 3.4%, regardless of how much you exercise. Stand up, move, or walk for short periods throughout the day to break up long sitting spells, as this has beneficial metabolic effects independent of formal exercise.

Higher levels of total daily physical activity, measured objectively via actigraphy, are associated with a significantly reduced risk of incident Alzheimer's disease and a slower rate of cognitive decline in older adults.

Focus on moving more throughout the entire day, not just during scheduled workouts. For older adults, this includes daily chores, walking, and general movement. This total volume of activity is linked to a lower risk of Alzheimer's and slower cognitive decline, regardless of whether you perform formal exercise.

Residing in walkable neighborhoods with good access to recreation facilities is associated with higher levels of physical activity and a lower likelihood of being overweight or obese.

Choose to live in or visit neighborhoods that are walkable and have accessible parks or recreation facilities. If you already live in such an area, utilize the sidewalks and parks for daily activity. If you live in a car-dependent area, seek out specific destinations that encourage walking or cycling for transport or recreation, as the environment itself supports these behaviors.

Multilevel interventions that combine environmental/policy changes with individual education and social support are more effective than individual-focused interventions alone.

Support community-level policies that make healthy choices easier (like better school lunches or walkable parks) while also engaging in personal health education. Recognize that individual effort is amplified by supportive environments, and advocate for systemic changes in your community.

A Health at Every Size (HAES) intervention, which focuses on weight-neutral health behaviors rather than weight loss, produces statistically and clinically relevant improvements in physiological, behavioral, and psychosocial outcomes compared to conventional weight-loss treatments.

Focus on building sustainable health habits like intuitive eating and enjoyable physical activity rather than targeting a specific weight. This approach improves blood pressure, lipids, and mental well-being without the stress and failure associated with dieting.

Regular physical exercise is associated with elevated telomerase activity, reduced oxidative stress, and slower telomere shortening, thereby preserving leukocyte telomere length.

Engage in regular physical exercise to help preserve telomere length and reduce oxidative stress.

Sleep duration of approximately 7 hours per day is associated with the lowest risk of all-cause mortality and cardiovascular events, while both shorter and longer durations increase risk in a U-shaped dose-response relationship.

Aim for approximately 7 hours of sleep per night to minimize your risk of heart disease and early death. Both sleeping significantly less than 7 hours and significantly more than 7 hours is linked to higher health risks. This applies to generally healthy adults; if you have underlying conditions, consult your doctor.

Rural residence is associated with higher sedentary behavior and greater perceived barriers to leisure-time physical activity (LTPA) compared to urban residence, primarily driven by caregiving duties, lack of safe places, and fewer environmental enablers like sidewalks and social modeling.

If you live in a rural area, your environment and social context matter more than just 'finding time.' Focus on building social support and seeing others exercise, as these are strong predictors of activity. If caregiving duties are a barrier, look for home-based or short-bout activities rather than trying to fit in long sessions away from home. Addressing safety and social modeling can be as important as building new facilities.

Experiencing weight stigma prospectively causes weight gain and increased risk of obesity, independent of baseline BMI, through obesogenic behavioral and physiological pathways.

Stop using shame as a tool for weight management. The evidence shows that feeling stigmatized actually increases the risk of weight gain and poor metabolic health through stress and behavioral avoidance. Focus on health behaviors (sleep, activity, nutrition) without focusing on weight or size, and avoid stigmatizing language in yourself and others.

Lower socioeconomic status is associated with lower health consciousness (frequency of thinking about healthy behaviors), stronger beliefs in chance/external control over health, and reduced future salience (thinking about the future), which independently predict unhealthy behaviors such as smoking, sedentary lifestyle, and poor diet.

If you find it hard to stick to healthy habits, it might not just be about willpower or money. Try shifting your mindset: focus on what you can control (like your daily choices) rather than luck, and practice visualizing your future self. Small steps to think about the long-term benefits of your actions can help build the motivation needed for lasting change.

Comorbid major or minor depression is associated with a significantly increased risk of all-cause mortality in patients with type 2 diabetes, independent of sociodemographic factors and partially independent of behavioral and clinical mediators.

If you have Type 2 Diabetes, treating depression is not just about feeling better emotionally; it is a critical medical intervention to reduce your risk of death. Depression is linked to higher mortality through both behavioral factors (like skipping medications or poor diet) and biological factors (like inflammation and heart stress). Addressing mental health should be treated with the same urgency as managing blood sugar or blood pressure.

There is moderate evidence that sedentary behavior is associated with the incidence of endometrial, colon, and lung cancer, but insufficient evidence to determine if bout length or breaks in sedentary behavior are associated with health outcomes.

Sedentary behavior is linked to higher rates of colon, lung, and endometrial cancer. While we don't yet know if 'breaking up' sitting time helps, reducing your total sitting time is a prudent step for cancer prevention.

Wrist-worn optical sensors provide accurate heart rate measurements (median error <5%) during controlled laboratory cycling and running, but fail to accurately estimate energy expenditure (median error >20%) across all activities.

Use your wrist-worn device to track heart rate zones for training intensity; it is generally accurate for this purpose. Do not rely on the calorie/energy expenditure numbers for weight loss decisions, as they are frequently off by 20% or more. Focus on effort and duration rather than the specific caloric burn reported.

Device error in heart rate measurement is significantly higher in males, individuals with darker skin tones, and those with higher BMI compared to females, lighter-skinned individuals, and lower BMI individuals.

If you have darker skin or a higher BMI, be aware that your wrist-worn heart rate monitor may be less accurate. Use the data as a general trend rather than an exact number, and verify with manual pulse checks if necessary.

Smoking cessation for at least 4 weeks prior to bariatric surgery significantly reduces postoperative complications.

If you smoke, stop at least 4 weeks before your bariatric surgery. This is not optional; it significantly reduces your risk of complications like wound infections and pneumonia. Seek support to quit, as the 4-week window is crucial for maximizing the benefit.

Group exercise and home exercise are equally effective for knee and hip OA, and patient preference should guide the choice of delivery mode.

You can choose between group classes or home exercises based on what you prefer, as both are effective. There is no clear superiority of one over the other, so pick the option that fits your lifestyle and keeps you motivated.

Socioeconomic disparities exist in dietary improvements, with higher-income and higher-education individuals showing greater improvements in macronutrient composition and diet quality.

If you have limited resources, focus on the most impactful swaps: reducing added sugars and increasing whole grains. These changes are achievable and contribute to overall diet quality, even if progress is slower than for higher-income groups.

Self-report sleep quality questionnaires (specifically PSQI, AIS, ISI, MSQ, JSS, LSEQ, SLEEP-50, ESS) demonstrate good internal reliability and construct validity, making them suitable for clinical and epidemiological screening despite objective measures like polysomnography being impractical.

Use validated self-report questionnaires like the PSQI or ISI to assess sleep quality. They are cost-effective, easy to administer, and provide reliable data for screening poor sleepers in both clinical and research settings, especially when objective measures like PSG are not feasible.

A heuristic algorithm (HDCZA) applied to raw wrist-worn accelerometer data can accurately estimate the Sleep Period Time window (SPT-window) without requiring a sleep diary.

To track your sleep without keeping a diary, use a wrist-worn fitness tracker that records raw acceleration data. Ensure it is worn on your non-dominant wrist continuously. The device's software (using algorithms like HDCZA) will automatically determine your sleep window based on movement and body angle, providing a reliable estimate of your sleep duration and timing without you needing to manually log your bedtime or wake time.

Visual food cues (images) reliably elicit appetitive responses (desire to eat, palatability) that correlate with actual eating behavior, making them valid stimuli for studying eating determinants.

Be aware that seeing pictures of food (ads, social media, packaging) triggers automatic cravings and desire to eat, independent of your hunger level. To manage intake, minimize exposure to high-calorie food imagery, especially when not hungry, as these cues can drive intake even if you try to ignore them.

Consumer food choices are determined by intention, which is driven by attitude, subjective norm, and perceived behavioral control, rather than by rational calculation of product attributes alone.

To change food habits, focus on shaping social norms and reducing perceived barriers (control) rather than just providing nutritional information. If people feel social pressure to eat junk food or feel they lack the time/skill to cook healthy meals, intention will remain low regardless of knowledge.