It is not recommended to wear belly pants to bed at night. Tummy tightening pants have the effect of tightening the abdomen, lifting the buttocks and shaping the body. However, wearing belly pants for a long time at night may lead to poor blood circulation in the lower limbs, the phenomenon of lower limb edema, may also induce hemorrhoids and other diseases. Because of the tightness of the abdominal pants, it is easy to make people feel tight discomfort, which in turn has a certain impact on the quality of sleep as well as the eating situation. In addition, wearing abdominal pants at night is likely to increase abdominal pressure, pelvic blood circulation is not smooth, may cause pelvic vasodilatation and other gynecological diseases, is not conducive to women’s health. If postpartum women need to use abdominal pants for weight loss and shaping, should try to control the time, should not wear abdominal pants for a long time, it is recommended that before going to bed at night will be abdominal pants removed, replaced with a looser pajamas to sleep.