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Learning Center
Heart disease
Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart.
Hepatitis A
This contagious liver infection is caused by a virus. Learn more about its symptoms, treatment and prevention, including the hepatitis A vaccine.
Patent ductus arteriosus (PDA)
Learn about symptoms, causes and treatment of this common — and treatable — heart problem that occurs shortly after birth.
Infant formula: 7 steps to prepare it safely
Properly preparing and storing infant formula is essential for your baby's nutrition.
Green stool
Learn about the possible causes of green stools in adults and infants.
Peripheral nerve tumors
Learn about these growths that form in or near nerves connecting to the spinal cord. Surgery is the most common treatment.
Hypospadias
Hypospadias is a birth defect in which the opening of the urethra is located on the underside of the penis instead of the tip. Learn about treatment.
Pectus excavatum
Pectus excavatum causes the breastbone to sink into the chest. This can affect heart and lung function. Surgery helps correct the deformity.
Angelman syndrome
Learn about this genetic disorder that causes developmental delays, problems with speech and other symptoms.
Cavernous malformations
Understand the symptoms that may occur when blood vessels in the brain or spinal cord are tightly packed and contain slow-moving blood.
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