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Gastrointestinal (GI) bleeding is a symptom or complication of a disease or condition. Learn about GI bleeding symptoms, causes, diagnosis, and treatment.

Overview of gas in the digestive tract, symptoms such as belching, bloating, and passing gas, and treatments or diet changes that can reduce gas symptoms.

Discusses the common causes of diarrhea and the dangers of dehydration. Provides suggestions for easing the symptoms of diarrhea in adults and children.

Discusses risk factors, symptoms, diagnostic procedures, and complications of Crohn’s disease. Provides treatment options, including medications and surgery.

Describes celiac disease, a digestive disorder that damages the small intestine in people who cannot tolerate gluten, it's symptoms, causes, and treatment.

Learn what steps you can take to help prevent type 2 diabetes. Find tips and tools to lose weight, follow a healthy eating plan, move more, and get support.

Learn what the A1C test is, how it works and is used to diagnose and monitor type 2 diabetes and prediabetes, when it doesn’t work, and how A1C relates to eAG.

Defines two types of polycystic kidney disease and describes their genetic origins, symptoms, diagnosis, and treatment, as well as ongoing research.

Overview of acute kidney injury and chronic kidney disease in children, including complications, symptoms, causes, diagnosis, and treatment.

Overview of anemia in people with chronic kidney disease, a common complication in people with advanced kidney disease.