H. pylori

Helicobacter pylori (H. pylori) is a type of bacteria which can enter your body and live in your digestive tract. After many years, they can cause ulcers in the lining of your stomach or the upper part of your small intestine.

Infection with H. pylori is common. About two-thirds of the world's population has H. pylori in their bodies. For most people, it doesn't cause ulcers or any other symptoms. If you do have problems, there are medicines that can kill the bacteria and help sores heal. With good health habits, you can protect yourself and your children from H. pylori. You can get H. pylori from food, water, or utensils and infection with H. pylori is more common in countries or communities that lack clean water or good sewage systems.