Skip navigation
MedlinePlus Trusted Health Information for YouMedlinePlus Trusted Health Information for YouMedlinePlus Trusted Health Information for YouMedlinePlus Trusted Health Information for YouU.S. National Library of MedicineNational Institutes of Health
Contact UsFAQsSite MapAbout MedlinePlus
español
Health Topics
Start here with 750 topics on conditions, diseases and wellness
Drugs & Supplements
About your prescription and over-the-counter medicines, herbs and supplements
Medical Encyclopedia
Includes pictures and diagrams
Dictionary
Spellings and definitions of medical words
News
Current health news and press announcements
Directories
Find doctors, dentists and hospitals
Go Local
A service for finding local resources for health-related issues
Other Resources
Local health services, libraries, organizations, international sites and more
Multiple Languages
Health information in over 40 languages
Current Health News
* Obese Elderly at High Risk for Chronic Pain
* More Americans Urged to Get Cancer Screenings
* Newer Contraceptives Don't Increase Heart Risk
* More news
Featured Site
Photograph of a baby's hand holding an adult's hand January is Birth Defects Prevention Month. Learn more 
In the Spotlight

Keep that New Year's resolution to exercise! Learn more:

* Exercise and Physical Fitness
* Exercise for Children
* Exercise for Seniors
Interactive Tutorials: Over 165 slideshows with sound and pictures ClinicalTrials.gov: Studies for new drugs and treatments NIHSeniorHealth: Health Information for Older Adults Surgery videos: Videos of surgical procedures

New What's New
Listen Director's Comments
View NIH MedlinePlus Magazine
E-mail E-mail Updates and RSS
 
Disclaimers | Copyright | Privacy | Accessibility | Quality Guidelines
U.S. National Library of Medicine, 8600 Rockville Pike, Bethesda, MD 20894
National Institutes of Health | Department of Health & Human Services
Freedom of Information Act | USA.gov
Page last updated: 16 January 2009
URL for this page: http://medlineplus.gov