Learn more about services at 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.

Oct 13, 2023 · Gastrointestinal bleeding can happen either in the upper or lower gastrointestinal tract. Upper GI bleeding Causes of upper GI bleeding can include: Peptic ulcer. This is the most common …

Oct 11, 2024 · U.S. map depicting digestive disease mortality rate per 100,000 American Indian and Alaska Natives in 2019. Diseases affecting the digestive system, including the upper gastrointestinal …

Oct 30, 2025 · Capsule endoscopy is a procedure that uses a tiny wireless camera to take pictures of the organs in the body that food and liquids travel through. This is called the digestive tract. A …

Dec 5, 2025 · Mayo Clinic's Division of Gastroenterology and Hepatology offers treatment and specialty care for people with a wide range of rare and common digestive disorders.

Dec 5, 2025 · Doctors in the Division of Gastroenterology and Hepatology at Mayo Clinic specialize in preventing, diagnosing and treating digestive tract and liver disorders. These mainly include …

4 days ago · Overview A gastrointestinal stromal tumor, also called a GIST, is a type of cancer that begins in the digestive system. GISTs happen most often in the stomach and small intestine. A GIST …

Jul 23, 2022 · Mayo Clinic has expertise and experience with this debilitating dysautonomia. Autoimmune neurologists work closely with GI specialists to provide care.

May 23, 2018 · Millions of opioid prescriptions are written each year in the U.S. to help patients deal with pain. But those medications also can cause some uncomfortable side effects, including constipation. …

Apr 8, 2020 · However, digestive symptoms also can occur in patients with COVID-19, and with or without respiratory symptoms. In this Q&A, Dr. Sahil Khanna, a Mayo Clinic gastroenterologist, …