The best time to soak feet at night is half an hour to an hour before bedtime is most appropriate, foot soak belongs to one of the contents of foot therapy in Chinese medicine, foot soak can stimulate the corresponding acupuncture points, reflex zones, meridians, can achieve the role of dispelling diseases and strengthening the body. Foot soak at night can eliminate the day’s fatigue and relieve discomfort, promote the flow of blood throughout the body, accelerate the body’s metabolism, regulate the endocrine system, enhance the immunity of the body organs, with the effect of disease prevention and treatment. Especially for people with cold bodies, as well as people who will often feel cold hands and feet, not warm, foot soak is a very good method. The best time to soak feet need to be selected according to the needs of the body, according to clinical evidence, the best time to choose a foot soak in half an hour to an hour before bedtime is the best for the body.