On the basis of 20 years of experience, reflexologist Chen Pi-hsiung of Taichitong Hospital Management Consultant Company says: "You do have to use a moderate amount of stimulation for it to be effective."
太極堂傳統療法研究中心足健師陳璧雄，以自己從事二十年腳底按摩的經驗表示，「要有適當刺激才有效。」