New year, new wellness challenges? Here's what the viral 75 Hard challenge is all about, as well as pros and cons.

He heard about what's considered online as the viral "75 Hard" challenge from a friend and decided to participate to achieve mental and physical transformation. The program, which focuses on ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness myths. On my spare time I enjoy ...