Russel Foster - Why Do We Sleep? Ted Talk

Match the following

• quotes on sleep being good

• "sleep is a criminal waste of time" - thomas edison; "sleep is for wimps" - margaret thatcher; "money never sleeps" - 20th century

• 1/3

• proportion of your life spent asleep; 32 years

• alarm clock

• "enjoy the heavenly slumber" - julius caesar; "sleep is the golden chain that links our bodies together" - thomas deeker, 16th century

• quotes on sleep being bad

• use this to avoid sleep; sleep as the enemy, as an illness that need a cure; tolerate need

• light bulb

• stops the single most important behavior we have

Match the following

• brain function

• rebuild during the night; goes back to Aristotle; gene associated with rest and metabolic processes only active in sleep

• why do we sleep?

• altered patterns of sleep (schizo); physically linked to the brain; might be an early sign of developing; can exacerbate the symptoms;

  1. 1. understand how regulated

  2. 2. early intervention

  3. 3. sleep centers in brain new therapeutic target

• mental health and sleep deprivation

• sleep and memory consolidation; novel solutions to complex problems increases 3x in sleep

• restoration

• restoration, energy conservation, or brain function; probably multiple reasons

• brain doesn't shut down

• sleep network property of the brain - arises from range of interactions; hypothalamus (bio clock); brain stem - projects forward

Match the following

• aged

• body does not shift with your work clock

• sleep is important

• single block disrupted, 5 hours per night

• microsleeps

• don't sleep, don't fly (never get there)

• teenagers

• need 9 hours, only get 5 hours on school nights

• night shift workers

• mini sleeps as little as 250 ms

Match the following

• sleep myths

• poor memory, increases impulsivity, poor judgement; brain craves drugs like caffeine and nicotine, weight gain, stress leads to memory loss

• 100,000

• percentage of drivers who microsleep at least once in their lives

• sleep deprivation

• accidents per year in the United States associated with microsleeping

• make your bedroom a haven for sleep

• make dark 30 minutes before bed, cold, turn off electronics, no caffeine after lunch, light exposure in the morning

• 31%

• teens are lazy, need 8 hours of sleep, old people need less sleep, early to bed, early to rise - individual differences