Women use hot water bags to compress the small stomach every night for some people is beneficial, such as in the menstrual period, chronic tubal infection, but for pregnant women, it is not recommended to use hot water bags to compress the small stomach, so as not to cause adverse consequences. It is beneficial for women to use hot water bags on their tummies every night during menstruation, because it can relieve menstrual cramps and other discomforts. For patients with chronic salpingitis, applying hot water bags to the belly can relieve abdominal pain, but if it is in the acute stage, hot compresses are prohibited. Women in pregnancy is generally not recommended to use hot water bag compress small stomach, because hot water bag compress stomach will cause intrauterine temperature rise, may affect fetal development, especially in early pregnancy, with hot water bag compress stomach may cause premature abortion and so on. It should be noted that when using a hot water bag, it should be wrapped in a towel, and should not be in direct contact with the skin, so as not to cause burns. If abdominal discomfort occurs, you should seek medical attention in a timely manner, follow the doctor’s instructions for symptomatic treatment, can not be blindly dealt with at home, so as not to delay the condition.