Learn the benefits of cold laser light therapy and how it differs from other forms of photobiomodulation such as red light therapy.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Despite what its name might imply, cold laser doesn't involve some frigid or uncomfortable procedure.

It may sound like something out of "Star Trek" but makers of low-intensity "cold" lasers say the devices treat a broad range of pain and swelling, and may even heal a fracture. Physicians say there is ...