Daily foot soaking is beneficial to the health of ordinary people, but it is not advisable for people with serious diseases such as heart disease, special diseases of the feet such as eczema, pregnant women and infants to soak their feet every day. Hot water foot bath can stimulate blood vessel expansion, make blood flow faster, promote blood circulation in the lower limbs, relieve foot fatigue, let the muscles relax. Hot water foot bath can also accelerate the body’s cold, enhance the body’s resistance. Need to pay attention to foot soaking water temperature should not be too high, about 40 ℃, soak your feet for 15 to 20 minutes. General before meals, half an hour after meals is not suitable for foot soaking, because foot soaking blood circulation is concentrated in the lower limbs, the gastrointestinal tract blood supply is insufficient, will affect the gastrointestinal tract function leading to indigestion.