Celebrities like Kylie Jenner and Hilary Duff are fans of the 12-3-30 incline treadmill workout. Here's how it works.

If you haven’t heard of lululemon’s “We Made Too Much” section, do we have some good news for you: It’s a hidden section ...

Hips back, not down. Prioritize hinging rather than squatting. Keep the dumbbells close to the body. Protects the lower back ...

Not sure which exercises you should be doing during your regular workouts? These are the ones fitness experts recommend.

One set to failure—is that enough to build muscle? I tested Mike Mentzer’s Heavy Duty method for four weeks. Here’s what ...

After Aaron Rodgers visited the Pittsburgh Steelers in free agency, he worked out and threw with new Steelers wide receiver D ...

Sarah Wasilak tests the best workout clothes and gear in PS’s Fit Check series. See top picks for comfort, performance, and ...

With a half-century of hotness, Jennifer Lopez is known as much for her sculpted physique as she is for her music, movie roles, and romantic partners. Her former trainer, Jay Cardiello, revealed ...

If you want to do both cardio and weight training at 100% effort, then you can try doing them on separate days, allowing your ...

Generally speaking, runners find their lactate threshold pace to be about a seven or eight out of 10 effort on a rate of ...

Discover effective workouts and physical activities to improve your fitness. Find expert tips on exercises that promote ...

Actress Jennifer Aniston shares her most memorable trips, travel habits, and the one costar who always picks the best filming ...