Simple Exercise for Shoulder Relief, Codman’s Codman exercises ✅Also known as pendulum exercises, these exercises help the shoulder move through a range of motion without muscle contraction ✅Stand with a flexed trunk and the affected arm hangs down ✅You are using trunk movement to move the arm ✅The exercises can be performed forward and backward, side to side, or in a circle. Perform 10 reps in each position. Codman exercises are often recommended for shoulder conditions such as: rotator cuff te