If you engage in any sort of athletic endeavor, you know that any stretching you do tends to emphasize the lower body, if you even stretch at all. It makes sense: Your hamstrings, quads, and calves ...

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. Shoulder mobility is ...

Stretching is an important part of physical health and wellness. However, if you’re too stiff to move your arms, you won’t get the most gain out of your workouts. Arm stretches not only make your ...

Building serious arm size takes more than pressing on repeat. To fill out a sleeve and add lockout strength, put the triceps extension in regular rotation. This classic elbow‑extension move is one of ...

The Tate press is a shoulder-friendly triceps exercise that builds arm size and strength without aggravating the elbows.

The next time you’re stretching after a workout or as part of your morning routine, pay attention to your form. Even though many twists and folds seem pretty straightforward, there are quite a few ...