This raises a question that
sleep scientists like Maas hear all the time: How much sleep does the average person need to function optimally, or even competently?
Not exact matches
«When people have
slept less, it's a little
like looking at the world through dark glasses,» according to Janice Kiecolt - Glaser, longtime relationship
scientist and director of the Ohio State Institute for Behavioral Medicine Research.
Moreover, between these stages, they may spend a couple of minutes in «transitional
sleep,» a rather restless state that looks
like a mash - up of active and quiet
sleep, and which
scientists don't yet understand.
«
Scientists like me can only describe what is affected [by
sleep deprivation] at the behavioral level in humans,» Dinges says.
Staying up for 40 minutes extra each day, as Harvard
sleep scientist Laura Barger points out, doesn't sound
like much.
According to many
scientists and much research,
like humans, dogs (and many other animals) also seem to experience dreams at times while they're
sleeping.