75 Hard fitness challenge draws expert warnings as toned-down versions gain traction

Viral 75 Hard fitness challenge promises rapid weight loss through extreme daily rules and mental toughness, but experts warn ...

The 6-6-6 Walking Challenge Is Going Viral for Weight Loss and Other Benefits. Does It Work?

This walking trend is taking social media by storm. Experts explain whether this walking routine is safe and whether it will ...

How to Trick Your Brain Into Doing Something You’re Avoiding

It's easy to reduce a workout or other to-do to just that: a to-do that you need to check off so that you can say you got it ...