
Gastrointestinal tract - Mayo Clinic
Your digestive tract stretches from your mouth to your anus. It includes the organs necessary to digest food, absorb nutrients and process waste.
Indigestion - Symptoms and causes - Mayo Clinic
Jul 3, 2025 · Is it indigestion or something else? Find out about causes, symptoms and treatment for this common digestive condition.
Swallowing gum: Is it harmful? - Mayo Clinic
May 14, 2025 · It moves relatively intact through your digestive system and passes out of your body in your stool. On very rare occasions, large amounts of swallowed gum combined with constipation …
Gastroparesis - Symptoms and causes - Mayo Clinic
Gastroparesis is a condition in which the muscles in the stomach don't move food as they should for it to be digested. Most often, muscles contract to send food through the digestive tract. But with …
Crohn's disease - Symptoms and causes - Mayo Clinic
Dec 4, 2025 · Crohn's disease is a type of inflammatory bowel disease (IBD) that causes swelling and irritation of the tissues, called inflammation, in the digestive tract. This can lead to belly pain, severe …
Digestive Diseases Resource Center - Mayo Clinic
Jan 7, 2026 · Digestive disease Resource Center for Medical Professionals including clinical updates, news, videos, continuing education and calculators from Mayo Clinic.
Stool color: When to worry - Mayo Clinic
Oct 10, 2024 · As bile travels through your digestive tract, it is chemically altered by enzymes, changing the colors from green to brown. Ask a healthcare professional if you're concerned about your stool …
Peptic ulcer - Symptoms and causes - Mayo Clinic
Aug 16, 2024 · Your digestive tract is coated with a mucous layer that most often protects against acid. But if the amount of acid increases or the amount of mucus decreases, you could develop an ulcer. …
Viral gastroenteritis (stomach flu) - Mayo Clinic
Apr 30, 2025 · Viral gastroenteritis The stomach, small intestine and large intestine (colon) are part of your digestive tract, which processes the foods you eat. Viral gastroenteritis is an inflammation of …
Diarrhea - Symptoms and causes - Mayo Clinic
Jan 18, 2025 · Other digestive disorders. Chronic diarrhea has a number of other causes, such as IBS, Crohn's disease, ulcerative colitis, celiac disease, microscopic colitis and small intestinal bacterial …