How can you have morning sickness and not be preg?

There are several reasons why someone might experience morning sickness without being pregnant. Some common causes include:

1. Hormonal changes: Hormonal fluctuations that occur during the menstrual cycle can cause nausea and vomiting. These symptoms are often referred to as "period cramps."

2. Certain medical conditions: Some medical conditions, such as acid reflux, gastritis, and irritable bowel syndrome, can also cause nausea and vomiting.

3. Medications: Some medications, such as chemotherapy drugs and certain antibiotics, can cause nausea and vomiting as side effects.

4. Food poisoning: Eating contaminated food can also cause nausea and vomiting.

5. Anxiety: High levels of anxiety can lead to nausea and vomiting.

If you are experiencing morning sickness and are not pregnant, it is important to see a doctor to rule out any underlying medical conditions.