Official website of the National Institutes of Health (NIH). NIH is one of the world's foremost medical research centers. An agency of the U.S. Department of Health and Human Services, the NIH is the Federal focal point for health and medical research.

Find science-based health information on symptoms, diagnosis, treatments, research, clinical trials and more from NIH, the nation’s medical research agency.

The National Institutes of Health (NIH), a part of the U.S. Department of Health and Human Services, is the nation’s medical research agency — making important discoveries that improve health and save lives.

The National Institutes of Health (NIH) is the primary agency of the United States government responsible for biomedical and public health research. It was founded in 1887 and is now part of the United States Department of Health and Human Services.

NIH Virtual Tour: National Library of Medicine. NLM is the world's largest biomedical library and a national resource for health professionals, scientists, and the public.

18 hours ago · The National Institutes of Health says the cuts will save more than $4 billion a year, but critics say it puts potentially lifesaving research in jeopardy. Latest U.S.

3 days ago · On Friday, the National Institutes of Health (NIH) announced that negotiated rates were ending. Every existing grant, and all those funded in the future, will see the indirect cost rate set to ...

Jan 23, 2025 · The historic main building of the National Institutes of Health in Bethesda, Maryland. Grandbrothers/iStock Editorial/Getty Images hide caption

3 days ago · In a Friday night move that quickly drew howls of protest from the U.S. biomedical research community, President Donald Trump’s administration today announced it is immediately reducing by at least half the so-called indirect cost payments that the National Institutes of Health (NIH) makes to universities, hospitals, and research institutes to help cover facilities and administrative costs.

3 days ago · The National Institutes of Health, which announced the move Friday evening, said $9 billion of $35 billion — or about 26 percent — of grant dollars distributed last year had gone to overhead.