1. Causes of swollen feet in pregnant women: swollen feet in pregnant women is a very common phenomenon during pregnancy. This is due to increased hormone levels in the body during pregnancy, which causes body tissues to retain more water. In addition, it can also compress the pelvic blood vessels and affect blood circulation, causing fluid to accumulate in the body. These factors may cause swollen feet in pregnant women. 2. How to relieve swollen feet in pregnant women 1. Get more rest: During pregnancy, resting as much as possible can help relieve swollen feet. It is recommended to rest for at least 30 minutes each day and avoid standing or sitting still for long periods of time. 2. Sleep in the correct posture: try to stay on your side when sleeping