Answer. You are correct that extreme exercising can have an effect on your cycle. However, this usually occurs with 3-4 hours per day of intense exercise.

Fibroids are benign tumors in the uterus that can cause heavy bleeding during a woman's premenopausal years. If you have uterine fibroids and these are causing you trouble right now you don't necessarily have to do anything about them because they will go away and become inactive when you go through menopause anyway.