Using technology developed by NASA to heal astronauts' injuries, this device's 60 LEDs produce safe infrared heat to stimulate blood circulation, relieve swelling in joints, and loosen tight muscles. A study at Children's Hospital of Wisconsin in Milwaukee showed the LED technology reduced painful inflammation by up to 37%. Unlike heating pads that only treat just below the skin's surface, the LED light penetrates deep into tissue for lasting relief from muscle aches. The device begins to re |