Medical intervention may be necessary if: a woman has an infection in the uterus the baby is more than 2 weeks overdue, and active labor has not begun the water has broken, but there are no ...

Experts say that the sperm can navigate the uterus and fallopian tubes to reach the egg as soon as 30 minutes after ejaculation. After fertilization, the new zygote travels down the fallopian tube ...

It may sound too good to be true, but Mirena works by slowly releasing progestin, a synthetic form of the hormone progesterone, into your uterus. The progestin thickens your vaginal mucous ...

This creates a zygote, which evolves further as it finds its way to the uterus, where it implants. This is what develops into an embryo. Fertilization can happen hours or days after sexual intercourse ...