Do cavities affect pregnancy?
Matthew Wilson
Updated on May 23, 2026
Cavities (also called tooth decay or caries). You can pass the bacteria that causes cavities to your baby during pregnancy and after birth. This can cause problems for your baby’s teeth later in life.
Can you fix cavities when pregnant?
It is natural to be worried about getting dental fillings during pregnancy. However, the American College of Obstetricians and Gynecologists and the American Dental Association agree that cavities can be treated safely at any time during pregnancy.
Is it normal to have cavities after pregnancy?
Pregnancy does not cause tooth decay, but whilst pregnant, your eating habits (e.g. the number of times you eat and drink during the day, and the types of food and drinks you choose) might change and thus increase your risk of developing tooth decay. Similarly after the baby is born.
How can a pregnant woman avoid cavities?
Pregnancy can lead to dental problems in some women, including gum disease and tooth decay. During pregnancy, hormones affect gums and teeth. Brushing teeth twice a day with fluoride toothpaste and visiting your dentist will help keep your teeth and gums as healthy as possible during pregnancy.
What does the start of a cavity look like?
What Does a Cavity Look Like? While it is usually difficult to see a cavity in its beginning stages, some cavities start with a whitish or chalky appearance on the enamel of your tooth. More serious cases can have a discolored brown or black color. However, most often there are no distinguishable red alerts.
Is every dark spot a cavity?
Although dark spots do not always indicate a cavity—they may just be surface stains—you have no real way of knowing. If you spy a black or brown spot on a tooth, your first course of action should be to schedule an appointment with a dentist.
Can tooth infection affect fetus?
Infection – A deep cavity that leads to an abscess can affect not only your health, but that of the baby, especially if the pain is severe enough to cause significant stress. Also, the inflammation and resulting fever can cause stress in the growing fetus.