Foot bath, also known as foot massage, is a simple and reasonable health care method, which can improve some blood circulation systems, dispel cold, eliminate fatigue and help sleep. Generally speaking, the best time to soak your feet before going to bed at night is to soak your feet. At this time, soaking feet is conducive to speeding up blood circulation, eliminating the fatigue of the day, and it is easier to fall asleep after soaking feet. Especially in winter, soaking your feet before going to bed can drive away the cold and warm your feet and body. It is advisable to soak your feet for 20 minutes. If the soaking time is too short, it is difficult to achieve the ideal practical effect. However, soaking feet is not as long as possible. Soaking feet can promote blood night's circulatory system. A large amount of blood night flows into the legs, while the blood night in the heart and brain decreases, which can cause panic and dizziness, and in severe cases, syncope may occur.

Therefore, the elderly and patients suffering from cardiovascular and cerebrovascular diseases, iron deficiency anemia, hypotension and other diseases should strictly control the foot bath time not to exceed 20 minutes. If the whole foot soaking process is not suitable, stop foot soaking immediately. For young people who are strong and have no basic diseases, they can be put for 20 to 30 minutes according to the situation. The best environmental temperature for soaking feet is 40℃. It is necessary not only to prevent the water from being too low to give full play to the drug effect, but also to prevent the skin from being burned by too high temperature, especially those suffering from hyperglycemia or other abducens neuropathy. Because they are not sensitive to temperature, they can't test the water temperature with their hands and feet. They need to use a thermometer to measure whether the water temperature is appropriate.

In addition, it should be noted that foot massage should not be carried out within 30 minutes before and after meal time, because it may lead to low blood sugar or endanger the absorption of digestive tract. It is also not suitable for people with foot sensation, trauma or skin diseases. Everyone likes to soak their feet in winter, and the temperature is very cold in winter. Soaking feet before going to bed and lying in bed will make the whole human body warm and very comfortable. So many people know the benefits of soaking feet in winter, but never know that they need to soak feet in summer.

In fact, from the perspective of health and wellness, it is also necessary to take a bath in summer. In summer, the moisture in the body is on the rise. When the moisture in the body is blocked in the gastrointestinal tract, there will be main manifestations, such as loss of appetite, lethargy, listlessness and being very upset. Soaking feet in summer is good for clearing away summer heat and dampness, preventing colds, making people excited and stimulating their appetite. Helps sleep. There is a saying in Chinese medicine that "you should wash your face with cold water, brush your teeth and rinse your mouth with warm water, and soak your feet with boiling water". Therefore, the water for soaking feet can be hot, so it is advisable to soak feet at 40℃ for half an hour, and the water should be more than barefoot to the calf. Then, soak in the back and feel the tide, or sweat on your forehead.