Americans aren't getting enough sleep and it's killing us

"Researchers at the University of Colorado, Boulder found in a study published in the current issue of “Current Biology” that the body’s metabolism has a very hard time recovering from sleep deprivation, with study subjects put on five pounds after five days of sleeping for only five hours a night. All-nighters push anxiety to clinical levels and even modest sleep reductions are linked to increased feelings of social isolation and loneliness."