In 1996, the GWR stopped tracking sleep deprivation, citing the "harmful" effects of sleeplessness. In making this decision, Craig Glenday, editor-in-chief of Guinness World Records, wrote ...

While a relatively recent phenomenon, its prevalence is increasing rapidly, with 85% or respondents in a survey saying they were not getting a good night’s rest ...

The experiment began during their school's winter break on Dec. 28, 1963. Three days into sleeplessness, Gardner said, he experienced nausea and had trouble remembering things. Speaking to NPR in ...