It is normal to have discharge from the bottom during pregnancy. The normal discharge should be white or milky white, or it may be dilute nasal-like, but it will not have a bad smell. If the discharge is yellow or dark green, it is a sign of inflammation and infection, so it is necessary to check the routine of the white belt in time and then take symptomatic treatment to avoid retrograde infection when the infection is serious, which can lead to intrauterine infection and affect the health of the fetus in the uterus. During pregnancy, you should pay attention to hygiene, pay attention to cleaning, to avoid the occurrence of inflammatory infections, usually in the diet also need to pay attention to, do not eat spicy and stimulating food, do not eat too cold food, if it is cold or after eating cold food, will also be easy to lead to increased secretions. During pregnancy, you should wear loose cotton underwear, which is best washed with hot water or exposed to the sun, which is not conducive to the growth of bacteria and reduces the stimulation of local skin.