The brachial plexus is a rich network of nerves that originates in the upper spinal cord and extends to the upper extremities. It transmits sensory and motor impulses to each arm, hand, and shoulder.

Brachial palsy is a weakness or paralysis of the arm due to brachial plexus injury. The brachial plexus is a network of nerves near your neck that connect your spinal cord to your arms. These nerves ...

A number of different conditions can lead to solar plexus pain. They can range from physical conditions to emotional ones. The solar plexus — also called the celiac plexus — is a complex system of ...