Salt bag hot compresses for back and stomach without pain is that it relieves abdominal discomfort by promoting blood circulation in the abdomen. Salt bag hot compresses can conduct warmth to the deep part of the body, expand capillaries, promote blood circulation in the abdomen, and relieve abdominal discomfort. It is worthwhile for patients to note that: when heating the salt bag to dry out the water in the salt, after use to a dry place; hot compresses pay attention to the prevention of scalding, fixed the position of the salt bag. Do not apply hot compresses to red, swollen and broken skin. Hot compresses can only partially relieve the symptoms, can not cure the disease, patients with discomfort, such as abdominal pain with diarrhea or abnormal bowel sounds, it is recommended to timely go to the hospital.