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 ...

The back consists of large, complex muscles that support your trunk and spine. There are many types of back muscles, and they are all essential, helping you walk, bend, twist, and hold your body ...

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Thoracic outlet syndrome (TOS) is a group of conditions that occur when you have compressed nerves or blood vessels in the thoracic outlet. The thoracic outlet is the triangular space between your ...

Each of the thoracic nerves is divided into anterior and posterior branches known as the dorsal ramus and ventral ramus. These fiber extensions direct signals to various parts of the upper body, ...

Doctors use various tests to diagnose and assess thoracic outlet syndrome, including tests to evaluate muscle activity and check for neurological issues. Some tests aim to replicate a person’s ...