Research & Education
Your stomach is a J-shaped hollow organ that’s part of your upper gastrointestinal tract. The food you eat travels from your mouth, down your esophagus where it lands in the stomach to be digested, using enzymes and digestive juices to break down the food into usable nutrients. The stomach wall is made of three main layers of tissue:
Early stomach cancer usually doesn’t cause symptoms, but as the cancer grows, some people experience:
Other problems, such as an ulcer or infection may cause these symptoms, too, so it’s best to tell your doctor about them for prompt and accurate diagnosis.