This document discusses different types of abdominal pain, their causes, and methods for relieving them. It describes heartburn caused by stomach acid backing up, which can be relieved by diet changes and over-the-counter antacids. Stomach cramps are discussed as being caused by stress, food poisoning, or irritable bowel syndrome, and relieved by diet and avoiding triggers. Lower abdominal pain has several potential causes and should be evaluated by a doctor. Period cramps are also covered as a common cause of abdominal pain for many women.