In the News

Image of a man sneezing outside.

Seasonal Allergies

Information on seasonal allergens and asthma irritants.

Group of friends outside

First Substance Use

Younger initiation can mean higher risk for substance use disorders.

Woman with an upset stomach

Crohn’s Disease

Fungus linked to damaged gut tissue.

Colorized scanning electron micrograph of a cell (orange) infected with UK B.1.1.7 variant SARS-CoV-2 virus particles (green), isolated from a patient sample.


Study of allergic reactions to Moderna, Pfizer-BioNTech vaccines begin.

NIH at a Glance

Who We Are

NIH is the nation’s medical research agency, supporting scientific studies that turn discovery into health.

The NIH Director

Francis S. Collins, M.D., Ph.D., provides leadership for the 27 institutes and centers that make up the NIH.

Funding for Research

NIH is the largest source of funding for medical research in the world, creating hundreds of thousands of high-quality jobs.

Labs at NIH

Scientists conduct research on NIH campuses across the U.S., as part of our Intramural Research Program.

Training at NIH

NIH provides training opportunities internally, as well as at universities and other institutions across the U.S.

Jobs at NIH

The central recruitment point of access to all NIH jobs and training opportunities