A personal trainer shares how to perform his four best full-body workouts to get back into shape after a long break.

A physical therapist shares the benefits of doing exercises for the backs of your thighs, plus the best moves to try.

Fitness coach Jeff Cavaliere broke down his science-based 100-repeition workout designed to build you a wider and more complete back.

Discover expert tips to walk pain-free with simple stretches, exercises, and techniques to manage and prevent back pain.

You'll likely be able to get back to where you were ... or if it lasts for an hour or more after you've completed your exercise, take that as a sign that you've gone too far.