1help improve blood circulation 2strengthens the cardiovascular system 3burns hundreds of calories 4relaxes muscles and increases flexibility 5reduces pain and fatigue 6deep cleanses and purifies skin 7improve cellular vitality and promots overall wellness effect of far infrared rays the human body contains about 65 70 water of own weight far infrared rays cause resonance with water molecules and other matter resonance to can cause resonanceit ionize and activates wate