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 rotator cuff is a set of muscles that helps the arm and shoulder move. Injuries to the rotator cuff are fairly common, but many effective treatments are available. These muscles work together to ...

The extensor carpi radialis longus (ECRL) is a muscle in your forearm that works in conjunction with the other muscles and tendons in your arm to help move your wrist and hand. It is in the same ...

To build arm muscle you need to focus on strengthening exercises like chin-ups, push-ups, and tricep extensions. Here's a ...

Going through life absent an entire forearm muscle feels like something you’d probably have noticed by now, but as Jonathan Bennion of the Institute of Human Anatomy explains in a recent YouTube video ...

Dead arm syndrome is a condition that affects the shoulder. It’s caused by repeated movements, which place stress on the joint. Over time, the shoulder becomes unstable, resulting in discomfort and ...

Lupus can cause joint pain (arthralgia) and inflammation in and around the joints, resulting in problems like arthritis, tendonitis, and carpal tunnel syndrome. Joint problems related to lupus usually ...