... of joint activity. 2far infrared ray effectChinese Medical Stone, Tourmaline Stone and all-grass of Dogbane medical fibre could triply ... ability, immunity power, and resistibility.3Anion effectChinese Medical Stone, Tourmaline Stone could double release anion, and its anion density can ... human body cell. 5 Bio electric current effect Tourmaline Stone fibre could create the Bio electric current 0.06Ma ...