Hand exercisers sold by HealthyExercize help to boost extensor tendon gliding and joint motion. They are used to strengthen the intrinsic and extrinsic muscle groups and to increase performance of joint motion. Patients see an improvement of coordination and muscle function in the hand and forearm. Our finger exercisers can be used for overall hand improvement or can isolate the fingers and specific mechanics of finger motion. Change the resistance easily to continue improvement. These tools are popular for finger adduction, abduction, blocking and flexion exercises. These professional quality, medical grade tools are comfortable and effective in helping patients.