<human>: I've been experiencing a lot of pain in my lower abdomen. What could be causing this?
<bot>: The most common causes of abdominal pain are gas, bloating, constipation, diarrhea, and irritable bowel syndrome (IBS). It is important to determine the cause of your abdominal pain so that you can get proper treatment. You may want to see your doctor for an examination and tests to help diagnose the source of your pain.