About the NIH Clinical Center

America's Research Hospital
The National Institutes of Health (NIH) Clinical Center in Bethesda, Maryland, is the nation's largest hospital devoted entirely to clinical research.

Human Research Protections Program

Are you a participant in a research study, a family member or caregiver, an investigator or member of the research team? Do you have questions, concerns or suggestions about research at the NIH Clinical Center? Please contact us to give suggestions, to get help or to get answers.

Search the Studies

Through clinical studies, doctors find new and better ways to prevent, detect, diagnose, control, and treat illnesses. Search the collection of research studies being conducted at the NIH Clinical Center.

ResearchMatch (RM)

What is RM? A secure place for volunteers and researchers to get connected. Once you sign up and get added to our registry, a researcher will contact you if they think you'll be a good match for their research study. Find out more information [disclaimer].

Collaborating with NIH Intramural Investigators at the Clinical Center
Volunteer for clinical research studies
NIH Blood Bank Information for Blood and Platelet Donors
2011 Lasker~Bloomberg Public Service Award Winner