Belly button protrusion after pregnancy is a normal physiological phenomenon during pregnancy, mainly due to the increase in pregnancy, the fetus gradually grows, the uterus increases, the pressure in the uterine cavity is greater, the fascia in the navel is affected by the pressure, the phenomenon of protrusion. If the skin is tighter, the muscle is more plump, tension is sufficient, not subject to external pressure, not easy to appear belly button protrusion; skin is more relaxed, less tension in women, there are relatively more cases of belly button protrusion. Usually thin body type of women protrude more obvious, body type of fat is generally less belly button protrusion. This situation generally does not affect the health of pregnant women and fetuses, no special treatment is required. You should pay attention to rest, avoid strenuous exercise, keep the local cleanliness and hygiene, and pay attention to gentle cleaning to avoid damaging the skin and causing infection. Overexertion can also increase the pressure on the pregnant woman’s abdomen, which may cause the belly button to protrude, and this condition usually recovers automatically after relaxing and resting. Usually need to ensure sufficient sleep, reduce or avoid too much physical labor, relax, reduce mental stress, avoid excessive anxiety and tension affect their own health and the fetus.