Exercise Science

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Study: Popular Smartwatches Often Miscalculate Calories Burned

Errors grow with wearer body fat and opaque, device algorithms are likely driving systematic overestimates.

Study: Smartwatches Overestimate Exercise Calories by 15–25%

One-Year High‑Intensity Exercise Cuts Atrial Fibrillation Time by Nearly Half

Aging Stiffens Ankles and Slows Walking

Handbook Review Finds Creatine Boosts Performance With Clear Limits

Short Daily Supine Exercises Linked to Balance Gains in Young Adults

New Data Tie GLP-1 Drugs’ Broad Benefits to Inflammation

Year-Long Exercise Trial Lowers Long-Term Stress Hormone in Adults

Women Get Comparable Heart Protection With Far Less Exercise, Wearable-Data Study Finds

Cocoa Flavanols Shield Arteries From Two Hours of Sitting in Young Men, Study Finds

Meta-Analysis Finds Brief 'Exercise Snacks' Improve Cardiorespiratory Fitness

Elite Athletes Use About 10% Fewer Daily Heartbeats, Study Finds

Four Weeks of Handgrip Training Improved Nerve Conduction in Older Adults, Study Finds

HIIT and Weights Spur Anti-Cancer Signals in Blood, Lab Tests Show in Breast Cancer Survivors

Walking 78 to 100 Minutes a Day Reduces Risk of Chronic Low Back Pain

Replacing Sedentary Time with Activity or Sleep Cuts Risk of Second Heart Attack