Upper arm flab exercises after 50 from a CSCS coach, 4 fast morning moves to firm arms with bands and bodyweight.

Fun fact: The shoulder joint is the most flexible joint in the body because of its ball-and-socket structure, which allows for a wide range of movements. Shoulder mobility exercises and stretches can ...

When I first started lifting, I was obsessed with building a physique that looked powerful from every angle. And if there's one thing I learned from watching Arnold Schwarzenegger dominate the stage ...

It's easy to focus on biceps and triceps exercises during my upper-body workout. Sometimes I even throw in some back moves. But my go-to arm routine was missing a major muscle group: rear deltoids.

Frozen shoulder can be frustrating, but it’s not permanent. With patience, proper guidance, and guided movements, most people ...

Fitness experts in the U.S. are highlighting a smarter way to train shoulders without aggravating elbow pain, especially for ...

If you reach for something and feel a twinge in your shoulder, it’s possible you’ve got a case of shoulder bursitis. This painful condition can make even the simplest movements really uncomfortable, ...

Get stronger without straining your knees, hips, or shoulders.

(CNN) — When your shoulders ache or feel stiff, your first instinct might be to stretch or massage them. But the real culprit behind most shoulder problems isn’t surface-level tension — it’s more ...

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. Your shoulders are an ...