Symptoms of celiac disease can vary from mild to severe. Some people have no symptoms, although they still are developing intestinal damage. Celiac disease is sometimes misdiagnosed as irritable bowel syndrome, Crohn's Disease, or gastric ulcers. Digestive symptoms may include: 1  Abdominal bloating and pain. 2  Diarrhea. 3  Vomiting. 4  Constipation. 5  Pale, foul-smelling stool.
For other uses, see IOS (disambiguation). iOS (formerly iPhone OS) is a mobile operating system created and developed by Apple Inc. exclusively for its hardware. It is the operating system that presently powers many of the company's mobile devices, including the iPhone, iPad, and iPod Touch.
What Is the iPhone OS (iOS)? iOS is the name of the operating system for the iPhone, iPad, and more