After body control electrotherapy acts on human body, current will produce thermal effect in human body. Magnetic effect and chemical effect can balance the charge inside and outside human cells and replenish life energy for human body. It's pure green energy therapy, no injections, no medicine. The therapy has negative ion effect, which can improve cell membrane potential, activate cells, promote blood circulation, normalize metabolism, purify blood, resist and eliminate the harm of positive electricity to human body, balance autonomic nerve and strengthen body.