Search Results

Stomach and Duodenal Ulcers in Children What is a stomach or duodenal ulcer in children? An ulcer is an open sore (lesion). It’s normally found on the skin or mucous membranes. A peptic ulcer is in the lining of the stomach or the first part of the small intestine (the duodenum)

Cholesterol in the Blood Facts about cholesterol Cholesterol is a fat-like, waxy substance that can be found in all parts of your body. It helps your body make cell membranes, many hormones, and vitamin D. The cholesterol in your blood comes from 2 sources: the foods you eat and

Planning a Pregnancy If you're planning to become pregnant, taking certain steps can help reduce risks for both you and your baby. Good health before deciding to become pregnant is almost as important as a healthy lifestyle during pregnancy. The first few weeks of pregnancy are

Atherosclerosis What is atherosclerosis? Atherosclerosis is thickening of the walls of the arteries. It is also known as hardening of the arteries. It is caused by a buildup of plaque in the inner lining of an artery. Plaque is made up of deposits of fatty substances, cholesterol

Common Variable Immunodeficiency in Children What is common variable immunodeficiency in children? Common variable immunodeficiency (CVID) is an immunodeficiency problem that causes a child to have a low level of antibodies and a decreased responsiveness to some vaccines. This

Diphtheria What is diphtheria? Diphtheria is an illness caused by bacteria. There are two types: Respiratory diphtheria. This type affects the throat, nose, and tonsils. Skin (cutaneous) diphtheria. This type affects the skin. It was a common childhood disease in the past. A

Polycystic Ovary Syndrome (PCOS) What is polycystic ovary syndrome (PCOS)? Polycystic ovary syndrome (PCOS) is a set of symptoms caused by a problem with a woman’s hormones. It affects the ovaries. These are the small organs that store a woman’s eggs. But it can also affect the