Ptacek and co-senior author Ying-Hui Fu, PhD, have studied PER2 since their 2001 discovery that the gene and its protein ...

It’s not just down to being a night owl or an early bird. There’s a large body of evidence to show most of us are stronger ...

Build lean muscle after 50 with 6 bodyweight exercises that boost strength, stability, and mobility without any gym machines.

Use this 10-minute workout to build strength, protect muscle, and stay independent after 55, no marathon gym sessions needed.

Stop letting stiffness hold you back. When you're short on time, this quick mobility routine helps loosen your body and improve workouts.

I came across a home workout video of Denise Austin on TV, and all she had was a mat and a pair of dumbbells, but she was so ...

Regular exercise can have many health benefits for all ages, including physical and mental health benefits. Here are the top ...

Stop wasting time on low-effort routines. By integrating these five explosive, compound movements into your program, you are ...

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 cooking ...