title: Sleep: Keeping One Eye Open.
abstract: Unihemispheric sleep, during which one half of the brain sleeps while the other half remains awake, is seen in some aquatic mammals and birds, particularly in risky situations. It now appears that humans sleeping in unfamiliar environments do something quite similar.
authors.affiliation: Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02215, USA; Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA 02129, USA. Electronic address: dara@nmr.mgh.harvard.edu.
authors.forename: Dara S
authors.initials: DS
authors.lastname: Manoach
authors.affiliation: Department of Psychiatry, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA; Harvard Medical School, Boston, MA 02215, USA.
authors.forename: Robert
authors.initials: R
authors.lastname: Stickgold
mesh_terms: D000818:Animals; D059001:Aquatic Organisms; D001717:Birds / Q000502:physiology*; D001921:Brain / Q000502:physiology; D004569:Electroencephalography; D007839:Functional Laterality / Q000502:physiology*; D006801:Humans; D008322:Mammals / Q000502:physiology*; D012890:Sleep / Q000502:physiology*; D014851:Wakefulness