Health Library

In-depth information and research on hundreds of diseases, including symptoms, prevention methods and treatment options.

Information on more than 2,400 prescription medications, including side effects and drug interactions.

Drug approvals, recalls and actions by the Food and Drug Administration.

Information on more than 200 medical tests, including risks, what they feel like, and normal ranges associated with good health.

Information about hundreds of national and local self-help organizations and support groups, including contact information.

Learn the latest Information on Complementary and Alternative Medicines.

Search the National Library of Medicine's database of more than 3 million articles, and view article abstracts.

Link to symptom topics in the Knowledgebase via a clickable gender-based body map. Body map can be rotated for front or rear views.

You can use this tool to discover the amazing changes that happen during a normal pregnancy.