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Why We Sleep: The New Science of Sleep and Dreams (or simply known as Why We Sleep) is a 2017 popular science book about sleep written by Matthew Walker, an English scientist and the director of the Center for Human Sleep Science at the University of California, Berkeley, who specializes in neuroscience and psychology.
Today in most societies people sleep during the night, but in very hot climates they may sleep during the day. [153] During Ramadan, many Muslims sleep during the day rather than at night. [154] In some societies, people sleep with at least one other person (sometimes many) or with animals.
Among mammals, infants sleep the longest. [44] Human babies have 8 hours of REM sleep and 8 hours of NREM sleep on an average. The percentage of time spent on each mode of sleep varies greatly in the first few weeks of development and some studies have correlated this to the degree of precociality of the child. [45]
As many as 70 million people have consistent sleeping issues. Not getting enough sleep each night can raise a person’s risk for several health concerns, including cognitive decline and dementia.
A new study offers an explanation as to how deep sleep — also known as slow wave sleep — helps support the formation of memories in the brain, which could help with preventing dementia.
Sleep experts say that the rules of good sleep have changed. Here, Women's Health breaks down what to know about sleep, including nutrition and exercise tips. Do You Really Need 8 Hours Of Sleep?
When good sleep hygiene is insufficient, a person's lack of synchronization to night and day can have health consequences. There is some variation within normal chronotypes' entrainment; it is normal for humans to awaken anywhere from about 5 a.m. to 9 a.m.
Where we believe that the best stories are made up of messes, mashups, m issteps + mistakes. We want to fan the flames of promiscuous curiosity t hrough experimentation, investigation, observation, and o dditie s. We take the best of old media and new media a nd throw it in a blender. Come for the unexpected.