Your deltoid muscles make up a main muscle group in your upper body. They’re connected with many other muscles and bones in your upper back, neck, and shoulder region and are extremely mobile. They ...

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function. Knowing ...

The shoulder is surrounded by the rotator cuff—a group of muscles and tendons that maintain your upper arm bone's spot in its socket—which is nestled in your shoulder blade. As its name implies, this ...

You may have heard of the scapula before, though it is more commonly called the shoulder blade. Scapulas play a very important role in the way your arms, shoulders, and back move. The scapula is a ...

When your shoulders feel stiff, stretching might seem like the obvious answer. But in many cases, stretching is just a temporary fix rather than a real solution — and when it comes to the shoulders, ...

I am trying to get into shape for summer, and one area that has always been challenging has been my upper arms. Recently, though, I began a workout routine, but a friend warned me about the risk of ...

Shoulder pain can significantly interfere with your exercise activities, but you can still safely perform an upper-body workout with a shoulder injury. The rotator cuff is a group of four muscles — ...

Strengthening it could be the difference between independence in your later years, or an inability to complete simple daily ...

From your shoulders to your fingers, your arms have many moving parts: joints, bones, muscles, nerves, tendons and ligaments. Mysterious arm pain that seemingly comes out of nowhere can arise if any ...

The scapula (shoulder blade), clavicle (collarbone) and humerus (upper arm bone) rely heavily on the coordination of muscles like the rotator cuff, trapezius, serratus anterior and deltoids to control ...