The Baywatch Body workout has gotten a lot of Google searches — and for good reason! Zac Efron and Alexandra Daddario used the plan from personal trainer Patrick Murphy to prepare for their roles in ...

If you are relatively new to fitness training and looking to work a full-body day into your week, consider the Push-Pull-Leg routine below. This series of circuits can be done in its entirety, or you ...

Massy Arias, a NASM- and ACE-certified personal trainer who has worked with the likes of Jordin Sparks and Kelly Rowland, said that she's a huge fan of circuit training. One of the benefits she ...

Just like your last relationship, the shoulder is super complex. The shoulder capsule, a tough fibrous sleeve, helps to hold the ball-and-socket joint together. An inner layer, called the synovium, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. We’re going to start ...