This pad improves metabolism, balance the ph value in the body, increase the content of oxygen & restore the activity of reactive oxygen. Enhances physiological activity in the body, promote the compounding & storage of vitamins & the recovery & regeneration of impaired cells. It effectively constrain the growth of various bacteria & expels harmful bodily waste, promote blood circulation & the efficacy of speeding the process of diminishing inflammation, decreasing swelling & relieving pain.