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.
Why? Because you're fertile around the time you ovulate, and you ovulate before you get your period â typically about 12 to 16 days before, although this varies. You'll get your period again anywhere from a month to over a year after having a baby.