meno-, men-, meni-, -mena
(Greek: month; moon; menses (plural), mensis (singular), "month")
The bleeding from the uterus starts on schedule but is heavier than usual and may last longer than usual.
Menorrhagia may be a sign of an underlying disorder; such as, hormone imbalance, endometriosis, uterine fibroids or, rarely, cancer of the uterus. Menorrhagia may cause significant anemia.