An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Lundholm KR, Honn KA, Skeiky L, Muck RA, Van Dongen HPA.Lundholm KR, et al. Among authors: van dongen hpa.Clocks Sleep. 2021 Jun 3;3(2):298-311. doi: 10.3390/clockssleep3020019.Clocks Sleep. 2021.PMID: 34204864Free PMC article.
Waggoner LB, Grant DA, Van Dongen HP, Belenky G, Vila B.Waggoner LB, et al.Sleep. 2012 Nov 1;35(11):1575-7. doi: 10.5665/sleep.2214.Sleep. 2012.PMID: 23115407Free PMC article.Clinical Trial.
Oonk M, Davis CJ, Krueger JM, Wisor JP, Van Dongen HP.Oonk M, et al.Sleep. 2015 Mar 1;38(3):445-51. doi: 10.5665/sleep.4506.Sleep. 2015.PMID: 25515099Free PMC article.