After the birth of a woman’s body is relatively weak, during the menstrual period if the pathogenic bacteria invade the body, it can lead to maternal fever. If the fever is 38 ℃ and below, usually do not need to worry too much, generally do not need to use drug treatment, it is recommended to prefer the following methods to reduce fever: 1, drink more water: on the one hand, can replenish the body lost water due to fever, on the other hand, can also increase urine, discharge the body’s metabolic waste, so that heat with urine out of the body, so as to achieve the purpose of cooling, and at the same time can prevent urinary tract infections. 2.Ice: wrap a layer of cotton cloth around the outside of the ice pack and place it on the surface of the skin where there are large blood vessels walking, such as forehead, neck, armpits, groin, etc. 3.Alcohol wipe method: 100ml of 75% alcohol, add 27-30℃ warm water in equal amount, wipe with a towel starting from the neck, wipe from top to bottom, passing through the armpit and groin in turn. 4, warm water bath method: that is, with a towel dipped in warm water wipe the whole body, the temperature of the water is 32-34 ℃, each wipe time about 10-20 minutes, focusing on wiping the armpits, elbows, groin and other places. To avoid fever during the menstrual period, it is important to have pregnancy hygiene instruction before delivery. If the mother suffers from anemia, malnutrition, acute vulvodynia and vaginitis, she should be treated promptly. After delivery, one should also pay attention to personal hygiene, keep the perineum clean and move off the floor as early as possible to promote uterine contraction and discharge of malodex. Only by taking good care of these tasks can we prevent postpartum diseases.