It isn't that abnormal to have two periods in a month. However, sometimes it can occur, if you have a short cycle and your period starts at the beginning of the month. This would make it possible to have two periods in one month.
no
First of all periods last 5-7 days not 30...you do not have two periods in one month STUPID!!
periods could happen twice in one month, but the next month, you might miss
stress
yes
yes
Biweekly means every two weeks that should be around 24 pay periods.
If you missed your periods for a month and two weeks, contact a doctor. You could be pregnant or suffering from a medical condition.
If you experience two periods in a month, you may ovulate twice, typically around 14 days before each period.
The pill may be causing the two periods a month. talk to your doctor and see if you can switch to a differant kind.
They start for at least a month.
a hard stomach and twin periods in one month mean you have twins on board.