This infrared light material is used to increase body temperature and to get tissue metabolic rates to increase while also relaxing muscles and improving the ways how capillaries in the human body work. This therapeutic material is especially great for beauty treatments and to relax and renew old tissues. This is made to be gentle to the patient's skin and can even cause the bloodstream to increase after a while as blood vessels can move in tissues without too much of a problem coming from what is being used at a time. This unit can even help to get oxygen and white blood cells to move properly while keeping old wastes from being a burden in the human body. This will easily work well for pains of all kinds. The WHF-312 unit will certainly work for whatever patients might require.