Description

Menstrual periods that happen less often than the average 28-day cycle.

Self-care

Some lifestyle factors can affect having periods. These include too much exercise, low body weight and stress. So try for balance in work, play and rest.

When to make a doctor's appointment

See a healthcare professional if:

• At least three menstrual periods in a row are missed.
• Age 15 or older and never had a menstrual period.