In most women, normal periods, on average, are for 28 to 32 days. Anything shorter than 21 days or longer than 35 days is considered to be irregular.

Most common presentation of PCOS is irregular cycles.

Usual presentation of the adolescent and teenage girls is irregular menstrual cycles which makes most of the mothers anxious. This also disturbs the teenagers with their regular school activities.

Anaemia resulting from excess blood loss may effect the general health of the child.

Common during first 2years of starting of menstruation ( Menarche).

Keep in mind that this symptom can be experienced in different ways. Some with PCOS can have regular periods every 28 days, others have periods every 30 to 40 days, and still, others don’t have periods at all. While this is a “normal” symptom of PCOS, it is one that needs to be addressed, especially if you are getting fewer than eight or nine periods each year.

Some women have normal cycles during puberty which may later become irregular if there is excessive weight gain.

If your periods suddenly become irregular or if they never become regular as a teenager, talk to your gynaecologist as early interventions are beneficial.