US, Departmentof Health & Human Setvices
Search NIH
NIH
National Institutes of Health
Turnirig Discovery Into Health
NIH Eniployee [ntranet
Staff Directory
En Espanol
Health Information
Grants &
Funding
News & Events
Research &
Training
Institutes at NIH
About NIH
COVID-19
Publlc healchlinformatlon Trom @r
Resedrch InformatlonaFrom NIH
Espanol
NIH staff
(guldance on coronavirus (NIH Only)
L 5
NMmtmikgualrs
BNatdaaHIMrag &atns
Asledhi rabts 8Nleekyp
NATIONAL 
elated dementias liosted by
caraRant
27LGharenre scierece
a8oup;
~drugealicohotand tur deveiopeng teen
druG
Leati anore
ALCOHOL
SHATTER THE MYTHS
Learn more
FACTS
In the News
Melatonin
COVID-19
Drug Overdoses
Caloric Restriction
Use of the supplement Ts rising among
Immune response Improves for months
A surge in
opiolds
stimulants
Study examines effects on Immune
adults;
after vacclnatlon;
function;
NIH at a Glance
WeEX
'mixing
~and