Health Library

Attention deficit/hyperactivity disorder (ADHD) is a common mental affecting millions of children.

This calculator is for children with asthma. If you know your child's height, you can find his or her predicted peak flow.

Osteoporosis is a disease that slowly weakens bones until they break easily. People who have a broken bone related to osteoporosis often experience a downward turn in their overall health.

Skin cancer is the most common cancer in the US. Melanoma is the least common, but the most deadly of the three skin cancer types. In this video, you'll learn who's at risk for melanoma, what to look for to help detect this cancer, and what you can do to prevent it.

Detailed information on appendectomy, including the reasons and preparation for the procedure, how the procedure is performed, after care, anatomical illustration of the digestive system, and an illustration of laparoscopic appendectomy.