What is wrong if you have not had a period for five months but pregnancy test was negative?

If you have not had a period for five months and a pregnancy test is negative, it is important to see a healthcare provider for evaluation to determine the cause of the missed periods. There are several potential causes for missed periods besides pregnancy, including:

1. Hormonal imbalances: Hormonal imbalances, such as high levels of prolactin or low levels of estrogen and progesterone, can disrupt the menstrual cycle and cause missed periods.

2. Polycystic Ovary Syndrome (PCOS): PCOS is a hormonal disorder that can cause irregular menstrual cycles, weight gain, acne, and other symptoms.

3. Thyroid problems: Thyroid problems, such as hypothyroidism, can cause irregular menstrual cycles or missed periods.

4. Stress: Severe stress can temporarily disrupt the menstrual cycle and cause missed periods.

5. Certain medications: Some medications, such as birth control pills, steroids, and chemotherapy drugs, can cause menstrual irregularities.

6. Weight loss or gain: Significant weight loss or gain can affect the menstrual cycle and cause missed periods.

7. Premature menopause: Premature menopause is the cessation of menstruation before the age of 40. It is relatively rare but can occur for various reasons, including genetic factors, autoimmune diseases, and certain medical conditions.

In the absence of pregnancy, it is important to identify the underlying cause of missed periods to receive appropriate treatment and manage any associated symptoms. Your healthcare provider may recommend further tests, such as blood tests, ultrasound, or physical examinations, to determine the cause and provide the appropriate treatment or management plan.