Relieve your body's aches and pains naturally with LightStim for Pain, a handheld non-invasive medical device used and recommended by doctors, chiropractors, and physical therapists for more than a decade. LightStim for Pain is FDA cleared to temporarily relieve arthritic pain, a variety of minor aches and pains, relax muscles and increase blood circulation. You can use it for post-workout soreness, accidents and sports injuries, backaches, arthritis, and to speed the healing of cuts, abrasions, and bruises. Help your body heal itself! LED Light Therapy was originally used by NASA for accelerated wound healing in space. LED Light Therapy is recognized as one of the fastest growing and most affordable technologies for dealing with temporary pain relief. LightStim's unique Multi-Waveâ ¢ technology simultaneously emits multiple wavelengths (colors) of light that deliver unparalleled, professional-grade results in the comfort of your own home.