Portable Red Light Therapy Infrared Heating Wand by Infarex, Handheld Heating Lamp with Replacement Red Light Bulb, Provides Targeted Relief for Muscle Pain and Increased Blood CirculationEASE MINOR ACHES, STRAINS, AND CRAMPED MUSCLES: Whether youre an athlete, a weekend warrior, or just love hitting the gym, theres bound to be some soreness and pain involved (how else could there be gain?). Red light devices can help to ease joint pain in elbows, knees, shoulders, and hands as well as muscle pain in your back. PENETRATES SKIN TO SOOTHE AND COMFORT PAIN: Aggravated and angry pain wont let you forget when theyre unhappy due to injury or