1, foot patch is not a medicine that can't cure diseases, so it has no effect.
2. The use of the foot patch is similar to massaging the soles of the feet. By stimulating acupoints and reflex zones, we can achieve the purpose of regulating endocrine and enhancing our own circulation and excretion, at most, physical therapy.
3. Most of the magical performances of foot stickers are actually the feedback from some users, which needs to vary from person to person and cannot be generalized. Suggest rational use, not superstition.