Caffeine linked to leaky bladder in men. The amount of caffeine that's typically found in two cups of coffee may contribute to a man's incontinence, according to a new study.
Heavy menstruation, also known as menorrhagia, is usually the result of a hormonal imbalance. Another common cause of abnormal uterine bleeding is fibroid tumors. Other causes of excessive bleeding that your healthcare provider should consider include: cervical or endometrial polyps.
Other less common causes of abnormal vaginal bleeding that may be more serious include: 1  Sexual abuse. 2  An object in the vagina. 3  Uterine fibroids, which are a common cause of heavy periods. 4  Structural problems, such as urethral prolapse or polyps. 5  Cancer of the cervix, uterus, ovaries, or vagina. 6  Extreme emotional stress and excessive exercise. 7  Other