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The New Science of Sleep and Dreams

Why We Sleep

Matthew Walker

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Tümünü Gör
An adult’s owlness or larkness, also known as their chronotype, is strongly determined by genetics. If you are a night owl, it’s likely that one (or both) of your parents is a night owl.
As one sleep scientist has said, “If sleep does not serve an absolutely vital function, then it is the biggest mistake the evolutionary process has ever made.”
Reklam
Caffeine
Rather, caffeine is the most widely used(and abused) psychoactive stimulant in the world. It is the second most traded commodity on the planet, after oil.
That humans (and all other species) can never "sleep back" that which we have previously lost is one of the most important take-homes of this book.
the engrained, unlevel playing fields of societies work scheduling which is strongly biased toward early start times that punish owls and favor larks. although the situation is improving, standart employment schedules force owls into an unnatural sleep-wake rhytm.
Prior scientific ignorance
...However, before exiting the room she turns around and says, “There is just one thing. From this moment forth, and for the rest of your child’s entire life, he will repeatedly and routinely lapse into a state of apparent coma. It might even resemble death at times. And while his body lies still his mind will often be filled with stunning, bizarre hallucinations. This state will consume one-third of his life and I have absolutely no idea why he’ll do it, or what it is for. Good luck!”
Sayfa 5
Reklam
the more powerful and frequent an individual’s sleep spindles, the more resilient they are too external noises that would otherwise awaken the sleeper.
100 öğeden 11 ile 20 arasındakiler gösteriliyor.