Short period comets that originate beyond the orbit of Neptune but are generally moving level with the orbits of the other planets are in the what?
No! You can get pregnant before you have your first period, and many surprise pregnancies happen just that way. To prevent pregnancy after you have your baby, you'll have to use birth control every time â even if you're breastfeeding.
Well if you haven't had your period yet it's because the hormones that prepare the uterus for a baby aren't yet working. Normally, ovulation starts with the menstrual cycle. However, eggs can be produced at a very early age (9-13) even though your uterus isn't ready for it-hence, before period cycle begins.