Infra Red Sauna is and enclosed one person heat and light therapy combination for a proven systemic healing therapy . Combining heat and it creates a deep tissue release of stored toxins as well as healing muscle repair after workouts . This is scientifically studied by NASA to heal in space travel . It creates deep pain relief for difficult to treat fibromyalgia and lyme disease and can provide relief in a systemic multi pronged way . Immune boost for T cells , and skin , fat reduction as well