Naked teens with their period

A period is a release of blood from a girl's uterus , out through her vagina. It is a sign that she is getting close to the end of puberty. Most girls get their first period when they're around But getting it any time between age 10 and 15 is OK.

Even though girls get their periods on a cycle, that cycle can take different amounts of time each month. For example, a girl might get her period after 24 days one month and after 42 days the next. These are called irregular periods. Most girls get their first period between the ages of 10 and 15, but some get it earlier and some later. The first period is known as menarche pronounced: MEN-ar-kee. A girl's monthly cycle is the number of days from the start of her period to the start of the next time she gets her period. You often hear this is a day cycle.

Alison really enjoys having sex during her period. Not only is she "definitely hornier" at that point in her cycle, the year-old from Brisbane doesn't see why she should miss out. Georgia Grace, a certified sex coach, says the stigma around period sex exists because it's "two taboos coming together".

Back to Sexual health. Puberty is when a girl grows up into a young woman. Every girl goes through it, but it can be a tough time. Here are the changes to expect. Puberty usually starts between the ages of 8 and 14, but every girl is different.