Uterine fibroids are non-cancerous tumors that grow on or in the muscles of the uterus (womb). These can be painful and cause heavy bleeding during your periods. At least 25 percent of women in the U.S. have fibroids.Arun Jagannathan, M.D. discusses Uterine Fibroid Embolization, and how this procedure can help you to have less pain from fibroids and get back to the activities that you enjoy.