Why has my stomach been hurting for the last month?

There are many possible causes for a stomach ache that lasts for a month. Some of the most common causes include:

- Gas: Gas can build up in the stomach and intestines, causing pain and discomfort. This can be caused by eating certain foods, such as beans, cabbage, and broccoli, or by drinking carbonated beverages.

- Constipation: Constipation is a condition in which the stool becomes hard and dry, making it difficult to pass. This can cause pain in the stomach and intestines.

- Diarrhea: Diarrhea is a condition in which the stool becomes loose and watery. This can cause pain in the stomach and intestines, as well as dehydration.

- Inflammation: Inflammation of the stomach or intestines can cause pain. This can be caused by a variety of factors, such as infection, injury, or certain medications.

- Peptic ulcer: A peptic ulcer is a sore that develops in the stomach or intestines. This can cause pain in the stomach and intestines, as well as nausea, vomiting, and heartburn.

- Cancer: Stomach cancer or colon cancer can cause pain in the stomach. This is usually accompanied by other symptoms, such as weight loss, fatigue, and changes in bowel habits.

If you have a stomach ache that lasts for more than a month, it is important to see a doctor. The doctor can evaluate your symptoms and determine the cause of your pain. Treatment will depend on the underlying cause.