Grip training can improve your grip, effectively strengthen your physique, and deal with various health problems.

Good for cardiovascular, nervous system health, resistance to muscle atrophy, fight against Alzheimer's disease, etc.
 
A thin cord extends out from the device and is attached to a strap harness wrapped around the patient's foot. When the leg stretches towards the next step, the cord extends from the device and exerts a gentle continuous linear resistance. This requires a greater muscle work from the leg. When the leg swings up, the cord folds back into the device, assisting the leg to flex.