Inflammatory watery discharge during pregnancy is mostly considered to be vaginitis, normal physiological phenomenon, premature rupture of fetal membranes and so on. 1. Vaginitis: lower resistance during pregnancy, easy bacterial infection, causing vaginitis. It can also be manifested as a watery discharge, is the need for timely control, to avoid upstream infection leading to intrauterine infection. 2. Physiological phenomenon: after pregnancy, due to the increase in hormone levels in the body, resulting in increased secretion of mucus from the cervix and vagina and other parts of the glands, then watery secretions can also occur. 3. Premature rupture of membranes: due to long-term gynecological inflammation is not well controlled, easy to lead to upward infection, causing premature rupture of membranes, manifested as watery discharge. The baby’s body is not in a state of shock, but it is in a state of shock. There are other reasons for the increase of watery discharge during pregnancy, if this phenomenon occurs, please consult the hospital in time to avoid delaying the condition.