World Record – Longest period of time a human has intentionally gone without sleep



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World Record – Longest period of time a human has intentionally gone without sleep (no stimulants)

  • World Record – Longest period of time a human has intentionally gone without sleep (no stimulants)

    • Randy Gardner (1964) 17-years old
    • 264 Hours (11 days)
    • Held Press Conference on last day – spoke without slurring
    • Health was monitored – negative cognitive & behavioral changes were reported
    • After falling asleep – slept 14 hours, 40 minutes.


Although some people insist they NEVER dream, research suggests EVERYONE dreams during the night

  • Although some people insist they NEVER dream, research suggests EVERYONE dreams during the night

  • In sleep labs, people wakened from REM periods report 80-100% were dreaming w/ vivid & colorful images (even bizarre, abnormal things were reported vividly)























2010 Research – Average teen sends more than 100 text messages per day.

  • 2010 Research – Average teen sends more than 100 text messages per day.

  • Major cause of sleep deprivation in teens

  • Texts may awaken you and decrease sleep

  • Playing games on your phone before bed can prevent sleep

  • Study showed that 77.5% of teens that text or surf web at night have trouble falling asleep

  • Can cause mood, behavior, and cognitive problems during the day including ADHD, anxiety, depression













Persistent problems falling asleep

  • Persistent problems falling asleep

  • Effects 10% of the population

  • Primary insomnia: Primary insomnia means that a person is having sleep problems that are not directly associated with any other health condition or problem.

  • Secondary insomnia: Secondary insomnia means that a person is having sleep problems because of something else, such as a health condition (like asthma, depression, arthritis, cancer, or heartburn); pain; medication they are taking; or a substance they are using (like alcohol).





Suffer from sleeplessness and may fall asleep at unpredictable or inappropriate times.

  • Suffer from sleeplessness and may fall asleep at unpredictable or inappropriate times.

  • Directly into REM sleep

  • Less than .001 % of population.



A person stops breathing during their sleep.

  • A person stops breathing during their sleep.

  • Wake up momentarily, gasps for air, then falls back asleep.

  • Very common, especially in heavy males.

  • Can be fatal.



Wake up screaming and have no idea why.

  • Wake up screaming and have no idea why.

  • Not a nightmare.

  • Most common in children (boys) between ages 2-8.





Sleep Walking

  • Sleep Walking

  • Most often occurs during the first few hours of sleeping and in stage 4 (deep sleep).

  • If you have had night terrors, you are more likely to sleep walk when older.















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