can cause pain in the stomach area at any time of day, including in the morning. Irritable bowel syndrome (IBS) is an umbrella term for a group of symptoms that can occur together. The condition is ...
Irritable bowel syndrome is thought to be caused by hypersensitivity of nerves in the digestive system. IBS can cause abdominal discomfort and pain, along with constipation or diarrhea. Treatment ...