Maternal fever can be caused by respiratory tract infection, mastitis, etc. If there is no localized infection of the mammary gland and the temperature is lower than 38.5°C, it is possible to continue breastfeeding. If the fever is severe, breastfeeding should be suspended. Maternity fever, if it is caused by respiratory tract infection, cold is caused by respiratory viral infection, can be transmitted through droplet infection, but the virus will not be transmitted to the baby through breast milk, you can continue to breastfeeding. However, when breastfeeding, you should pay attention to wash your hands and wear a mask, so as not to infect the baby. If the fever is severe, medication is needed to lower the body temperature and improve the symptoms before breastfeeding. If the fever is caused by mastitis, the healthy breast can continue to breastfeed, but the affected breast needs to suspend breastfeeding and empty the milk. If the temperature is too high, the mother can be treated first and breastfeeding can be suspended. If you have a fever, you need to consult a doctor to find out the cause of the fever and treat it under the doctor’s supervision.