Consumer health basics
Learning Center
Sleep terrors (night terrors)
These are times of screaming or crying, intense fear, and sometimes waving arms and legs during sleep. The person often sits up in bed, looking scared.
Ovarian cysts
Many women have ovarian cysts at some time. Most are harmless, but some can cause serious symptoms. Know what symptoms to watch for.
Muscle strains
Minor strains may only overstretch a muscle or tendon, while more severe injuries may involve partial or complete tears in these tissues.
Hemochromatosis
This liver disorder causes your body to absorb too much iron from the foods you eat. Learn about symptoms, causes and treatment for this condition that usually runs in families.
Abdominal aortic aneurysm
An aneurysm in the lower part of the aorta can grow slowly and silently. Know the symptoms of this dangerous condition and the treatment.
Noonan syndrome
This genetic condition stops typical development in parts of the body. It may include unusual facial features, short height, heart problems or other issues.
Pneumonia
Pneumonia — Learn about the symptoms, causes and treatment of this serious lung infection.
Chiari malformation
Learn about this brain condition in which brain tissue extends into the spinal canal.
Enlarged spleen (splenomegaly)
Learn about what your spleen does and what can happen if it becomes enlarged.
Coarctation of the aorta
Learn more about the causes and treatment of this usually congenital heart condition that is treatable but requires lifelong follow-up.
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