If you are healthy, often exercise, and usually no back pain and discomfort, daily hot compresses on the back have more benefits. First, it can increase the amount of blood circulation in the back, so that the back can get sufficient rest and keep the back in a healthy state. Secondly, it can promote the blood flow back to the trunk, reduce the burden on the heart, so that the limbs and brain to get more blood and oxygen supply, to maintain a clear mind and flexible limbs state. Third, it can stimulate the back acupuncture points, such as the back acupuncture point on the bladder meridian, which can regulate the function of internal organs and improve the state of the body. However, there are cautions for hot compresses, each time the time should not exceed 20 minutes, the temperature of hot compresses at about 40 degrees, mainly to prevent burns on the back skin. Special diseases, can not often be carried out for a long time hot compress, such as all injuries within 3 days of the disease can not be hot compress, fasciitis patients can not be hot compress, as well as knee disease, etc. are not suitable for hot compress.