Level 1: What is hemorrhoids? Hemorrhoids are a common anal disease, which is mainly characterized by changes in the vascular tissue around the anus, forming varicose veins, leading to pain, bleeding, swelling and other discomfort around the anus. Level 2: Why are pregnant women prone to hemorrhoids? Pregnant women are prone to pelvic congestion and oppression due to changes in their body\’s endocrine and physiological functions, and the venous tissue around the anus is relatively fragile. Under such circumstances,