1, suffering from severe heart failure, myocardial infarction should not foot bath. Any external stimulus may increase the burden on the heart. 2, 30 minutes before and after meals should not be foot bath. Foot bath foot vasodilatation, blood volume increases, resulting in gastrointestinal and visceral blood reduction, affecting the digestive function of the stomach and intestines. 3, bleeding tendency or patients with blood diseases, in the treatment of foot massage, may lead to local intra-tissue hemorrhage. 4, foot massage should be carried out to avoid the bone protrusion and subcutaneous tissues of the reflex zones of the less, so as to avoid squeezing the periosteum, resulting in unnecessary injuries. 5, after the bath The foot should be dried immediately and warm clothes should be put on to avoid cold and flu. 6, foot bath, due to the expansion of blood vessels in the foot by heat, so that the blood supply to the head is reduced, the patient may experience dizziness. At this time should suspend the foot bath, let the patient lie down for a moment, the symptoms can disappear. Can also give the patient cold water to wash the feet, so that the foot vasoconstriction, in order to alleviate the symptoms. 7, if the foot bath in the use of drugs caused by skin allergies, should immediately stop the foot bath treatment. If necessary, you can find a doctor for treatment.