The health center can use electrotherapy. According to relevant public information, electrotherapy is to use different types of current and electromagnetic fields to stimulate, improve muscle blood circulation, regulate central nervous system and plant functions, promote blood circulation through current stimulation, promote blood circulation, remove blood stasis, accelerate the discharge of inflammatory substances, and have the functions of diminishing inflammation, relieving pain and relieving fatigue. It is one of the common physical therapy methods in health centers.