Mugwort is an herb that is antiseptic, antiviral, anti-allergic, and strengthens the body’s immune system. It can be used externally to dispel dampness and relieve itching in order to treat itchy skin, and is often applied in Chinese health care. The efficacy of moxa foot soak is mainly through the action of moxa itself plus hot water to soak the feet to treat and prevent diseases. After hot water wormwood foot soak, it can promote blood circulation in the skin of the feet, which is very beneficial to the human body. Generally, moxa foot soak is better in winter, but it is also suitable in summer for those who have a weak constitution. Long-term adherence to foot soaking with mugwort can remove foot odor as well as stop itching, the time of foot soaking should not be too long, generally 15-30 minutes can be. Soak your feet when the blood will flow to the lower limbs, the brain is prone to blood supply shortage, patients with cardiovascular and cerebrovascular diseases, the elderly, such as chest tightness, dizziness, etc. to pause the foot soak, more rest.