LED light therapy is a natural solution to ease pain and reduce inflammation while accelerating the healing process. LightStim for Therapy emits a warm and soothing light energy that has been proven to increase circulation, relax muscles and relieve pain and stiffness without the use of over-the-counter drugs or prescription medications. This Light is Over-the-Counter FDA cleared for the temporary relief of minor aches and pains, muscle and joint stiffness and arthritis.