Im 46 years old ive had 1 tube and 1 ovary removed, ive had periods that are 24 days apart 1 day where its extremely heavy for 1 day, I started magnesium and prenatal vitamins . last month i was 9 days late and only spotty for a week, Did a pregnancy test neg. this month i was 1 wk early and have had for 24 days spotty in the beginning this week heavy whats going on, menopausal perimenopausal low hormones i wont do birthcontrol