Soaking feet in hot water at night has certain benefits of energizing the meridians and helping to sleep. For patients with poor circulation of the lower extremity meridians, such as cold limbs (fear of cold, cold limbs), cold feet, as well as poor sleep, difficulty in falling asleep and other symptoms, appropriate foot soaking in hot water can promote blood circulation in the lower extremities, has a certain role in helping sleep. However, it should be noted that for elderly patients, lower limb sensory impairment, avoid using high temperature foot soaking, so as not to cause skin damage, should ensure that the temperature is appropriate, should not be too high. People with broken skin can not soak their feet. Patients suffering from cardiovascular diseases need to be cautious about foot soaking. At night with hot water foot soak only play an auxiliary health role, can not replace the drug treatment of disease, if the symptoms can not be relieved, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to standardize the treatment, do not unauthorized use of medication, do not blindly soak your feet, in order to avoid delaying the condition.