In general, in the day, the best time to soak feet for an hour after dinner to about half an hour before bedtime in the time period. Foot soak has many benefits for people, can health care, dredge the meridians, promote blood circulation in the feet and even the whole body, relieve cold hands and feet and other symptoms of body cold. Foot soaking can also regulate women’s physiological cycle disorders, help activate the blood and expel the cold Qi from the body. It is generally recommended to soak feet an hour after dinner, because after eating, the person’s gastrointestinal peristalsis accelerates, if immediate foot soak, the blood circulation in the stomach will be reduced, which is not conducive to food digestion. In addition, choose to soak your feet half an hour before bedtime can also eliminate the fatigue of the day, relax the body and promote sleep. Foot soak should be noted that the water temperature should not exceed 40 ℃, time 15-30 minutes is appropriate, but also in the foot soak container to add ginger, the effect is better.