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 ...

Background Back extension exercises are often used in the rehabilitation of low back pain. However, at present it is not clear how the posterior muscles are recruited during different types of ...

Various theories exist regarding the mechanisms of stiff shoulder (SS). Potential etiological factors are adhesive capsulitis, [1] decreased capsular volume, [2,3] capsular contractions, [4] rotator ...

What most of us commonly refer to as the “backside of our body” actually has an anatomical name: the posterior chain. While the posterior chain runs from your neck down to your ankles, the focus is ...