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
Shoulder rotation is a key movement in the golf swing and the rotator cuff muscles play a big part in that rotation. They can be a bit tricky to get to and stretch out
Video: Rich goes through a static stretch for the Rotator Cuff muscles