Get immediate relief from fatigued and tired muscles with dr. Cohen’s acuball. This product is designed to work over 40 body points that are commonly associated with pain. It soothes, relaxes and comforts. This deep tissue massage ball stimulates the release of natural painkillers and sedatives in the body. It is heatable, creating up to 70 minutes worth of heat from a 60-second exposure in the microwave oven. It also has a handy size that can be brought anywhere and used anytime you need relief from back and neck pain. It is even used by health professionals around the world. This heatable acuball offers a two-stage nib design that breaks tight tissue with minimal discomfort. It can also be used for other parts of the body, including the feet, calves, lower back, hamstrings, shoulders, arms and more.