uhm.. they dont its usually for about 4-5 days but sometimes about a week not half a month S:
A women tends to ovulate 15 days after her period... it can be anywhere from 3 days b4 or 3 days after the 15 day! good luck
15-17 days
15 days
14 days after her period.
women don't usually have their period for over 15days. you probably already know that it is normal to have it from 5 to 7 days. maybe it isn't your period. maybe it is an injury or some kind of medical problem. see a doctor for more info.
Women should have their period every 24-28 days.
It probably doesn't mean anything if your period is 15 days early. However, if it continues contact your doctor and have her check you out.
Women ovulate around 14 days after their last period.
yes
Yes. Most women ovulate 14 days after their period, but that is MOST NOT ALL. If you think you ovulated 9 days after your period (Which is possible for some women) and you had intercourse (sex) then, yes it is possible.
Yes. Counting days is very unreliable as a means of contraception.
# Conception usually occurs about 5-7 days after intercourse # Your most fertile period is about 5 days before ovulation # For most(but not all) women ovulation occurs about 14 days prior to her period.