• U.S. Department of Health & Human Services

• For Employees
• Staff Directory
• En Español

• Health Information
  • Clinical Trials and You
  • ClinicalTrials.gov
  • MedlinePlus
  • Health Info Lines
  • NIH Publications List
  • Child & Teen Health
  • Men’s Health
  • Women’s Health
  • Minority Health
  • Seniors’ Health
  • Wellness & Lifestyle
  • More Health Information

  Health Topics A–Z

  • A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • J
  • K
  • L
  • M
  • N
  • O
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W
  • X
  • Y
  • Z

  View all health topics
  Browse health categories

  Search Health Topics

  Search Health Topics

  Search ClinicalTrials.gov

  Search ClinicalTrials.gov

• Grants & Funding
  • Funding Opportunities (NIH Guide)
  • Forms & Applications
  • Deadlines
  • Applying Electronically
  • About Grants
  • Grants Policy & Guidance
  • Grants News/Blog
  • Research Contracts
  • Loan Repayment
  • More Grants & Funding Information

  Search the NIH Guide

  Search the NIH Guide

  NIH Guide advanced search

  Quick Links

  • RePORT
  • eRA Commons
  • NIH Common Fund
  • NIH and the American Recovery Act
• News & Events
  • News Releases
  • Special Events
  • NIH Calendar of Events
  • NIH Podcasts
  • Multimedia
  • Social Media & Outreach
  • More News & Events

  Quick Links

  • NIH News in Health
  • NIH Research Matters
  • NIH Record
  • NIH Radio
• Research & Training
  • Science Highlights
  • Science Education
  • Research in NIH Labs & Clinics
  • Training Opportunities
  • Library Resources
  • Research Resources
  • Clinical Research Resources
  • Safety, Regulation and Guidance
  • Other Resources
  • More Research & Training

  Quick Links

  • PubMed
  • Human Embryonic Stem Cell Registry
  • OppNet
  • NIDB
  • NIH Blueprint for Neuroscience Research
• Institutes at NIH
  • Office of the Director
  • Institutes, Centers & Offices
  • Directors of NIH Institutes and Centers
  • Mailing Addresses for NIH Institutes and Centers
  • More About the Institutes at NIH

  Quick Links

  • NCI
  • NEI
  • NHLBI
  • NHGRI
  • NIA
  • NIAAA
  • NIAID

  • NIAMS
  • NIBIB
  • NICHD
  • NIDCD
  • NIDCR
  • NIDDK
  • NIDA

  • NIEHS
  • NIGMS
  • NIMH
  • NIMHD
  • NINDS
  • NINR
  • NLM

  • CIT
  • CSR
  • FIC
  • NCATS
  • NCCAM
  • CC
  • OD
• About NIH
  • Mission
  • The NIH Director
  • Organization
  • Budget
  • History
  • Image Bank
  • Frequently Asked Questions
  • The NIH Almanac
  • Visitor Information
  • Campus Shuttle
  • More About NIH

  Quick Links

  • NIH…Turning Discovery Into Health^®
  • Impact of NIH Research
  • Visitor Information
  • Jobs at NIH
  • NIH Director’s Blog

NIH Home

News & Events