Physical changes are a natural thing to happen in pregnancy. One is the prominent belly button. Although often associated with various myths, Bumil does not need to worry too much. Come on, find out more about the facts about navel prominent during pregnancy. Some people may believe in the myth that a prominent navel during pregnancy indicates a disruption in the placenta, uterus, and navel of the baby in the womb. Though this is not true at all, you know! In adults, the navel is not related to any organ in the body. Causes of belly button bulging during pregnancy Basically, belly button protruding during pregnancy is normal. This is usually caused by an increase in the size of the fetus which then presses the abdominal wall, so that the navel becomes prominent. Navel prominent usually occurs in the second trimester and third trimester of pregnancy, or more precisely when the pregnancy is 26 weeks. Navel prominent will usually be very sensitive, so easily irritated due to exposu...