The national sleep debt. Too many get too little.
D000203:Activities of Daily Living; D004326:Drinking; D004435:Eating; D006801:Humans; D012890:Sleep / Q000502:physiology; D012892:Sleep Deprivation / Q000453:epidemiology / Q000517:prevention & control*; D007319:Sleep Initiation and Maintenance Disorders / Q000453:epidemiology / Q000517:prevention & control; D013997:Time Factors