The Dyna-Flex gyro uses resistance force to generate up to 35 pounds of torque and is the ideal product for anyone looking to improve dexterity, strength, coordination and accelerate healing time. The Dyna-Flex will increase blood flow in the first three minutes and is the only product on the market where you can feel the effects in the first 30 seconds. It is an excellent tool to aid in the relief and prevention of Carpal Tunnel, Tennis Elbow and other repetitive stress injuries. With the Dyna-Flex you can use a wide variety of natural and fluid range of motions to simulate a particular sports motion or just your everyday range of movements. With just one product you are able to target every flexor, extensor, tendon and muscle from your fingers to your shoulders!