The onset of menstruation is a physical and emotional event in a person’s reproductive life. Most will have their first period between the ages of 10 and 14, and depending on the type of contraception used, they will menstruate monthly until menopause typically around age 51.
Menstrual health; the 5th vital sign
![](https://pilatesindulwich.co.uk/wp-content/uploads/2021/08/9.png)