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Learning Center
Rubella
Learn more about the symptoms and prevention of this contagious viral infection best known for its distinctive red rash.
Tonsillitis
Learn about the causes and treatment of tonsillitis, a common cause of sore throat in children.
Traumatic brain injury
If a head injury causes a mild traumatic brain injury, long-term problems are rare. But a severe injury can mean significant problems.
Umbilical hernia
Learn about this condition in which your intestines create a bulge near your navel.
Viral gastroenteritis (stomach flu)
This condition, often called stomach flu, is usually harmless, except for infants and people with immunosuppression. Symptoms can usually be managed.
Whooping cough
Learn more about the symptoms, causes, treatment of this highly contagious, vaccine-preventable lung infection.
Video: Melanoma — Early stage and advanced melanoma
Melanoma — Video explains early-stage melanoma and advanced melanoma.
Video: Fitness ball bridge with heel dig
Comfortable with the fitness ball bridge? See how to add a heel dig.
Video: How cancer spreads
Watch this video to see how cancer spreads (metastasizes).
Video: Heart and circulatory system
Watch this video to see how a healthy heart works.
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