Learn about the diagnosis and treatment of this inflammation of the heart muscle that can reduce the heart's ability to pump blood.
Disease
Edema
Learn about symptoms, causes and treatment of swelling caused by too much fluid in body tissues.
Disease
Sick sinus syndrome
This heart rhythm disorder causes slow, paused or irregular heartbeats. Learn the symptoms and how it's treated.
Disease
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.
Disease
Hirschsprung's disease
This digestive disorder that's present at birth affects the nerves in the colon. It causes severe constipation but can be treated.
Disease
Sore throat
Find out what causes this common affliction, when to see a doctor and what you can do to get relief from a sore throat.
Disease
Moyamoya disease
This rare condition happens when blood flow to the brain is blocked or narrowed and a tiny cluster of blood vessels forms at the base of the brain.
Disease
Invasive ductal carcinoma (IDC)
Learn about this type of breast cancer and how it compares to other types. Find out how subtypes, grades and stages affect prognosis and treatment.
Disease
Hepatitis A
This contagious liver infection is caused by a virus. Learn more about its symptoms, treatment and prevention, including the hepatitis A vaccine.
Disease
Urine color
Foods and medicines can change the color of urine. But a color change also could be a sign of disease.
Disease
Traveler's diarrhea
Learn how to avoid contaminated food and water that may lead to this common travel hazard. Plus, find out what to do if it strikes.
Disease
Thunderclap headaches
These headaches are sudden and severe, and can warn of a life-threatening condition — so seek immediate medical attention.