1. What is edema in pregnant women? Edema in pregnant women refers to the phenomenon that during pregnancy, due to the increase in hormones and blood volume in the body, excess fluid in the body cannot be discharged in time, causing edema in local or systemic tissues. Common symptoms include swelling of hands and feet, facial puffiness, and weight gain. 2. The dangers of edema in pregnant women. Although edema in pregnant women is usually a normal physiological phenomenon, if the following situations occur, you need to seek medical treatment in time: 1. Local or systemic edema is too obvious, affecting daily life; 2. Edema of hands, feet or face is accompanied by headache, Symptoms such as blurred vision