What are fibroids in the uterus?

Benign tumors: Uterine fibroids are benign muscle tumors of the uterine wall. They are 99.9% benign. They are quite common. Their cause is unknown. They are dependent on estrogen and shrink after menopause. They can cause problems based on size, bleeding, pain, or any combination of the 3. There may be no symptoms at all. There is no medication for them. Treatment is not usually necessary if small.