The effect of a cold in the fifth month on the fetus generally refers to the effect of a cold in the fifth month of pregnancy on the fetus. When the cold in the fifth month of pregnancy, not necessarily have a serious impact on the fetus, but also according to the specific severity of the disease, usually do not have to be too nervous, it is recommended that early diagnosis, early intervention, early benefit when there are suspected symptoms of the cold during pregnancy. If the condition is delayed and becomes a serious cold, it may affect the health of the mother and child and have more serious consequences. 1. intrauterine distress: if a pregnant woman develops a high fever, in most cases it will continue to increase the fetal heart rate and affect the placental blood circulation, thus easily leading to fetal hypoxia and increasing the possibility of intrauterine distress; 2. miscarriage and preterm delivery: when the pregnant woman’s own resistance is low, the toxins produced by pathogens may stimulate the uterus and make The risk of miscarriage and preterm delivery; 3, fetal malformation: blindly taking cold medicine or pathogens with strong invasive ability can invade the uterus and cause intrauterine infection, which can seriously affect its growth and development, resulting in fetal developmental malformations. Therefore, pregnant women need to keep warm, pay attention to hand hygiene and wear a mask to prevent infection. Avoid going to crowded places with poor air circulation to prevent the occurrence of colds. If the symptoms of cold are mild, you can eat fresh vegetables and fruits in moderation to enhance nutrition. If the symptoms of cold are serious and accompanied by sore throat and fever, pregnant women are advised to go to the hospital in time and pay attention to monitoring the fetus in utero. It is recommended to use medication under the guidance of a doctor to ensure the safety of the fetus.