Friday, April 23, 2010

Maxed Out: How Long Can You Go Without Sleep?

Randy Gardner went without sleep for 11 days (Image: Don Cravens/Getty)

From New Scientist:

On 28 December 1963, Randy Gardner, a 17-year-old schoolboy in San Diego, California, got up at 6 am feeling wide awake and raring to go. He didn't go back to sleep again until the morning of 8 January 1964. That's 11 days without sleep.

Gardner's 264 hours remains the longest scientifically verified period without sleep, breaking the previous record of 260 hours. It was described in a 1965 paper by sleep researcher William Dement of the Stanford University School of Medicine in California, who stayed awake with Gardner for the final three days.

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