Golfer's elbow, also known as medial epicondylitis, is a common sports tendonitis injury where you experience pain at the point where your forearm muscle tendons attach to the inside of your elbow on the bony bump. The pain may radiate into your wrist and forearm.

What is Tendonitis

To understand what tendonitis is and why it can hurt so much, first, you have to understand what the tendons do. A tendon is a fibrous cord like connective tissue which attaches muscle to bone. The tendon is responsible for helping move a given bone or structure.