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Food allergy
For people with food allergies, symptoms can range from annoying to life-threatening. Learn about diagnosis and treatment of this common immune reaction.
Food poisoning
Learn more about foodborne illnesses that can cause upset stomach, vomiting and diarrhea within hours of eating contaminated food.
Functional dyspepsia
Learn about functional dyspepsia, a digestive disorder with no clear cause. Treatment may help relieve this common condition.
Gallbladder cancer
Learn about this cancer that begins in the gallbladder. Treatment typically involves surgery. Chemotherapy and radiation therapy may be options.
Gallstones
Gallstones are hard pieces of material that can form in your gallbladder. Learn about causes and treatment for this sometimes painful digestive disorder.
Gas and gas pains
Learn about what is normal digestive system gas, what contributes to gas, and what you can do to lessen gas or gas pains.
Gastritis
Learn about the causes and treatments for this inflammation of the stomach lining.
Gastroesophageal reflux disease (GERD)
GERD, in which stomach acid moves into the esophagus, causes discomfort and may lead to precancerous changes in the lining of the esophagus.
Gastrointestinal bleeding
Bleeding from anywhere in your digestive tract is a symptom of a disorder. Bleeding can be hidden or obvious, slight or severe.
Gastroparesis
Learn about symptoms and treatment for gastroparesis — a digestive condition that affects muscles in your stomach and prevents it from emptying properly.
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