Ulnar nerve entrapment happens when there’s pressure on the ulnar nerve. The ulnar nerve travels from the shoulder to the pinky finger. It can cause symptoms like muscle weakness and numbness. The ...

The ulnar nerve is a major nerve that runs down through your arm and into your hand. It affects functions like squeezing and grasping things. Injuries to the ulnar nerve can be painful and limiting.

The term “pinched nerve” is not a true medical term. Nonetheless, people often use it to describe an injury that results from compression, constriction, or stretching of a nerve or set of nerves. This ...