Find out how you could get pregnant even if you haven't had sex (your partner's sperm get into your vagina – for example, if you or your partner have semen or .
To become pregnant, semen must be ejaculated out of a male's penis and into the woman's vagina, up into the cervical opening (the os), through the uterus and .
The most common way people get pregnant is from vaginal sex — when a person who has a penis ejaculates inside the other person's vagina. Sperm cells in.
Learn what does and doesn't cause pregnancy. Sperm also sometimes can get into the vagina in pre-ejaculate (“pre-cum”). This is a little bit.