Strong shoulder muscles are important because most arm movements involve the shoulders. They also provide support and stability to the shoulder joint, lower your risk of arm injuries, and support ...

But even if you have more functional goals in mind beyond your looks, you'll still be better off if you include arm ... to ...

Deltoid Abduction of the shoulder (moving the arm outwards and away from the body) Outward arm action in a jumping jack Rotator cuffs A group of stabilising muscles of the shoulder which helps to ...

Each role is vital to proper arm function and can only occur when the anatomy around the shoulder is uncompromised. The presence of bony and soft tissue injury as well as muscle weakness and ...

This large muscle is located on the back of each upper arm and spans from shoulder to elbow. While the triceps' main function is to straighten or extend your arm at the elbow, it also provides ...