1. What effects does a cold in pregnant women have on the fetus? Colds are a common disease in pregnant women, but many people don’t know what impact it has on the fetus. In fact, a cold in pregnant women may have the following effects on the fetus: 1. Increase the risk of premature birth. If a pregnant woman has a severe cold, it may cause contractions, leading to premature birth. 2. Affect fetal intellectual development. Studies have shown that if pregnant women take medicine while having a cold or do not receive timely treatment, it may affect the intellectual development of the fetus. 3. Lead to placental detachment. If a pregnant woman has a severe cold, it may cause the placenta to detach, which is very dangerous. 4. Increase the number of newborns