The 10 Best Fitness Tips of 2025 (So Far), Backed by Science

July 30, 2025

Newly published studies on exercise have offered key findings on how to optimize your workout routine, from the best time of day to exercise to the number of sets you actually need to build muscle. Plus, viral social media videos are bringing trendy fitness tactics into the limelight.

Just over halfway through 2025, Health rounded up the best of what it has learned so far this year—the top 10 research-backed fitness tips—to help you strengthen your workouts. Health