- Sleep disruption plays with your hormones, causing you to be more hungry, and spikes blood sugar
- Fatigue leads to more car accidents than being intoxicated
- We use sleep to strengthen memories
- Most living thing have their own internal clocks
- Even very little sun light resets our internal rhythm
- Genetics tend to determine chrono type
- Owls are not owls by choice
- Melatonin kicks off sleep but does not actually cause sleep
- Adenosine accumulate once you are awake
- Caffeine occupies the adenosine receptors so you do not realize how tired you are
- Decafe is not caffeine free
- Adenosine requires sleep to draw down
- It takes about one day to adjust per hour travelled across time zones
- Prolonged sleep deprivation can require several days to recover from
- All psychiatric disorders have bad sleep associated with them
- Sleep management generally helps treatment
- Sleep deprivation prevents learning new things
- We replay memories during dreams at slower speeds than originally experienced
- (Is this why we relive things in dreams and often are caught running slowly or being stuck)?
- nREM sleep mostly happens early at night with REM happening mostly later
- nREM sleep is mostly about pruning memories
- Waking up early, cuts into REM sleep
- We have “sleep spindles” that layer in “noise” to help us better ignore real noise in the environment
- Everything with a brain sleeps
- Only animals and birds REM sleep
- Animals that sleep longer tend to sleep better
- Pinnipeds sleep on land and in water, but only REM on land
- After sleep deprivation, nREM is the most quickest to recover
- We can never fully recover missed sleep
- Sleep deprivation triggers more eating because the mind thinks food is scarce
- The notion of “second sleep” seems to be more of a fashion, not biology
- Siestas are great for humans
- Babies moving in the womb are generally asleep
- Infant sleep deprivation arrests brain development
- Put your child to bed when they are drowsy, not after they are asleep
- Any alcohol in the a woman’s blood affects in utero’s ability to sleep well
- Teenagers need more, later sleep then adults and older children
- “No child needs caffeine.”
- Older adults still need as much sleep, they just struggle to get it
- nREM helps facts memories best
- Rocking during sleep allows for deeper sleep
- “Practice plus sleep makes prefect”
- People do not know how tired they are
- Sleep deprivation literally shortens your ability to manage emotions
- Staying awake all night only burns an extra ~140 calories
- REM sleep + dreams are critical for healthy mind operation
- Dreaming of emotional trauma helps dissolve emotions related to those memories
- Dreams help tune our emotional processing centers
- REM sleep likes to make bizarre and eclectic connections
- Sleep deprivation kills us
- “sleep opportunity” (having an appropriate environment) is different from actual sleep
- Fading light and cool air control the release of melatonin
- Sleeping cold is good
- Sleeping pills disconnect your brain but do not enable healthful sleep
- The original factory whistle was supposed to wake you up so you could get to work on time
- Don’t hit the Snooze button! It is a small heart-attack multiple times in the morning
- “REM sleep stands between rationality and lunacy”
- Amphetamine is a power “awake drug”
- Some ADHD are actually sleep deprived
- A lack of sleep increasing the chances of one being unethical
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