<P> Randy Gardner ( born 1949 ) is the holder of the scientifically documented record for the longest a human has intentionally gone without sleep not using stimulants of any kind . In 1964 , Gardner , a high school student in San Diego , California , stayed awake for 264.4 hours ( 11 days 25 minutes ) . This period of sleeplessness broke the previous record of 260 hours held by disk jockey Tom Rounds of Honolulu . </P>
<P> Randy Gardner ( born 1949 ) is the holder of the scientifically documented record for the longest a human has intentionally gone without sleep not using stimulants of any kind . In 1964 , Gardner , a high school student in San Diego , California , stayed awake for 264.4 hours ( 11 days 25 minutes ) . This period of sleeplessness broke the previous record of 260 hours held by disk jockey Tom Rounds of Honolulu . </P>
what is the longest time to stay awake
what is the longest time to stay awake
264.4 hours ( 11 days 25 minutes )
264.4 hours ( 11 days 25 minutes )