The Journal of Musculoskeletal Rehabilitation, published a unique article on returning to activity after a shoulder injury - Effects of hand grip exercise on shoulder joint internal rotation and external rotation peak torque.” 

The article described how training the hands in the early stages of rehabilitation was a noninvasive way to change the internal rotation and external rotation peak torque of the shoulders. The researchers concluded, “Consequently, hand grip training would help maintain strengthen the muscles around the shoulder in the early phase of rehabilitation process after shoulder surgery.”

Pendulum Grip Pro

Pendulum Gripper

The Pendulum Grip Pro is much more than a grip machine and will Get you Strong in unexpected ways.