The rotator cuff is a group of muscles and tendons that surround the shoulder joint, keeping the head of your upper arm bone firmly within the shallow socket of the shoulder. A rotator cuff injury can cause a dull ache in the shoulder, which often worsens with use of the arm away from the body.

Where exactly is rotator cuff pain?

Rotator Cuff Pain Symptoms

Sharp or aching pain and swelling from a rotator cuff tendinitis or tear are usually located over the front or lateral part of the shoulder and upper arm.

How do I know if I have damaged my rotator cuff?

The most common symptoms of a rotator cuff tear include: Pain at rest and at night, particularly if lying on the affected shoulder. Pain when lifting and lowering your arm or with specific movements. Weakness when lifting or rotating your arm.