Staying healthy
Learning Center
Nightmare disorder
Nightmare disorder involves disturbing or scary dreams that awaken you, causing distress or preventing adequate sleep.
Allergies
Allergy symptoms can range from mild to severe, even life-threatening. Most allergies can't be cured, but treatments can help.
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Hay fever
Find out more about how to diagnose and get relief from this common condition that can make you feel awful, seasonally and year-round.
Glioma
Gliomas are the most common brain tumors in adults. Learn more about diagnosis and treatment, including innovative research to find new therapies.
Body lice
Body lice are tiny insects that live in your clothing and feed on your blood. Find out how to treat and prevent this itchy nuisance of a bug.
Mononucleosis
Learn about the symptoms and treatment of the kissing disease in adults and children.
Strep throat
Learn more about the symptoms, causes and treatment of this throat bacterial infection in children and adults.
Self-injury/cutting
Deliberately hurting your own body, such as by cutting or burning, is a harmful way to cope with emotional pain, intense anger and frustration.
Triple X syndrome
Females with this genetic disorder have three X chromosomes instead of two. Symptoms can be mild or include developmental delays and learning disabilities.
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