Crohn's disease is a chronic inflammatory condition of the gastrointestinal tract, which can affect any part of the digestive system from the mouth to the anus. It is one of the two main types of inflammatory bowel disease (IBD), the other being ulcerative colitis. Crohn's disease is characterized by inflammation of the lining of the digestive tract, which often leads to symptoms such as abdominal pain, diarrhea, weight loss, fatigue, and malnutrition. The exact cause of Crohn's disease is not well understood, but it is thought to involve a combination of genetic, environmental, and immune factors. Crohn’s disease causes symptoms and treatment