Precautions for Pregnant Women’s Dental Care As pregnancy progresses, a pregnant woman’s body will undergo a series of changes, including oral health problems. The oral health of pregnant women is not only related to their own conditions, but also closely related to the health of their fetuses. Therefore, it is important for pregnant women to maintain oral health. Here are a few things to note: Check your teeth regularly During pregnancy, pregnant women need to check their teeth more frequently, especially in the first and third trimesters, because these two periods are prone to dental problems.