Is zone zero training just a fad, or can it really boost your health? We break down what it is and hear from a physical ...

In a new online trend, people are scuttling, crawling, and bounding around on all fours while filming themselves—and their videos are getting a lot of attention. The practice is called quadrobics, and ...

"Cozy cardio" is all about prioritizing comfort and enjoyment over intensity and intimidation. If you've ever felt like ...

Challenges come and go in the blink of an eye on social media. It feels like yesterday that I was taking on the 75 soft challenge to find out if a fitness trend from TikTok might actually impact my ...

In a new online trend, people are scuttling, crawling, and bounding around on all fours while filming themselves – and their videos are getting a lot of attention. The practice is called quadrobics, ...

The 75 Hard challenge has a series of strict rules to follow — from two workouts a day to zero cheat meals — for 75 days Lynsey Eidell is a contributing writer at PEOPLE. She has been working at ...