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.
These three risk factors make you most likely to have preterm labor and give birth early: 1  Youâve had a premature baby in the past. 2  Youâre pregnant with multiples (twins, triplets or more).  You have problems with your uterus or cervix now or youâve had them in the past.