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.
iOS is a mobile operating system developed by Apple. It was originally named the iPhone OS, but was renamed to the iOS in June, 2009. The iOS currently runs on the iPhone, iPod touch, and iPad. Like modern desktop operating systems, iOS uses a graphical user interface, or GUI. However, since it is a mobile operating system, iOS is designed around touchscreen input, rather than a keyboard and mouse.