Why do some woman capture their menstruation twice a month?

Answers:

I heard a silly romor in the order of breast cancer?

Normal women will not have two full period per month.

If a women is not on hormonal birth control, she may get her middle-of-the-road periods which are pouring and last serveral days, and just about two weeks later may spot for a few days. This is call ovulation spotting, and can happen when the egg breaks through the corpus luteum cyst. This is considered mundane.

If a woman is not on hormonal birth control, and is having what appears to be two heavily built periods per month after she should definitely see a gynocologist as specifically not normal

If a woman is ON hormal birth control and is having bleeding between period, this is called breakthrough bleeding. Then her birth control method should be changed, any with the dosage or type.

Missed Periods and HPV?

Most women's cycles are around 28 days long. Most months are longer than that. At some point every year, most women will have a month surrounded by which they start 2 periods.

If you're discussion about something more than that, see your doctor.