If you are young it may be that your periods have not yet settled into a regular pattern.
If you have been dieting hard you may have disrupted your hormones.
If you have been doing hard athletic training you may also have disrupted your hormones.
If you had unprotected sex in the 2-3 weeks before your period you may be pregnant, take a test.
If none of the above apply and/or you are worried, go and see a doctor.
You could be. If you miss your period you should take a pregnancy test.
Periods can last three days or five or seven or more or less. Five days is probably average, but every woman is different.
when you start you period from that day count five days on the five day you start taking clomiphene.
Five days after menustrial cycle
A rolling five day period refers to a set of five days. It can be any given five days. The fact that it rolls refers to the fact that it shifts depending on the day of the week.
five days
Five months (150 days)
The gestation period for a sheep is averaged to be 150 days
Most women have a period that lasts anywhere from five to seven days. Now there are exceptions to this. Sometimes they will last as long as ten days, and I've heard of really lucky women who's period only lasted three days. But the average is between the five and seven day range. If your period lasts longer than ten days, say 13-14 days you probably should call your Dr. That is a long time, and if you do this on a regular bases, it can be hard on you physically and emotionally.
28 days
Five months (150 days)
It means your period is five days late. Only you know your chances of being pregnant.