13 year old has period 2 times each month?

If a 13-year-old girl is having her period twice each month, it's important for her to see a healthcare provider to determine the cause. There are a number of potential causes for this, including:

- Normal variation: Some girls may experience irregular periods during the first few years after they start menstruating. This is usually not a cause for concern, and the periods should become more regular over time.

- Hormonal imbalances: Hormonal imbalances can cause irregular periods, including having two periods in a month. These imbalances can be caused by a variety of factors, such as stress, thyroid problems, or polycystic ovary syndrome (PCOS).

- Pregnancy: If a girl is sexually active, it's possible that she could be pregnant. Pregnancy can cause irregular periods, including two periods in a month.

- Other medical conditions: Certain medical conditions, such as uterine fibroids or endometriosis, can also cause irregular periods.

It's important for a healthcare provider to evaluate a 13-year-old girl who is having two periods each month to determine the cause and recommend treatment if necessary.