With all that we know about sleep, the thing that we spend a third of our lives doing remains shrouded in mystery. And while questions like ‘Why do we need sleep?’ persist, sleep science has helped us understand the importance of sleep and the goings-on under cover of night.Dylan Petk...
While we understand the importance of sleep, we don’t have a clear-cut answer as to why we sleep, or exactly what sleep does for us. In this article, we will delve into our understanding of sleep and the current scientific theories that try to answer the question:Why do we sleep? Wh...
聽《Why We Sleep》第四章 感慨萬物有靈 大自然是那麼有趣又奇妙 比如海洋裡的一些鯨魚🐳睡覺的時候只用半邊腦子🧠 一邊腦子保證睡眠期間完成機體自我修復 另一邊的腦子醒著保證生物在水裡正常游泳 還有一類鳥,也是用半邊腦子睡覺,但是為了最優化睡眠時間,它們湊在一塊兒,群首和群尾的鳥是用半邊腦子睡覺的,其...
因此这是一个非常复杂的生理过程,所以靠酒精或者药物之类的麻醉神经等方式强行进入昏睡状态并不能有效地起到真正睡眠所起的作用。打个比方就好比每天晚上你的电脑或者手机要进入维护模式,进行磁盘碎片整理(memory 的转移和索引),安装固件更新漏洞补丁(增强免疫系统功能)之类的,喝醉昏睡过去大概就等价于强行拔掉电源——虽...
We do it every night, and over the course of our life we will spend approximately a third of our time doing it: sleep. But what is it? Doctors and scientists are really just beginning to understand all the important ways that sleep affects our health and well-being — and all the reas...
"It could still mean there is something really basic and central at the heart of [sleep], something basic that brain cells have to do, and one outcome is the plastic change," Frank said. In the future, a better understanding of sleep may come from research on cells called glia cells, ...
We humans, as you doubtless know, should sleep for about eight hours per day. And the world’s most accomplished sleeper, the brown bat, clocks so much sleep time that its waking day lasts only five hours. Why do some animals need so much sleep and others so little? We have no idea...
Why Do I Have Hallucinations During Sleep Paralysis? Hallucinations can be considered as false perceptions of visions and sounds. Hallucinations date back to a history of witch crafts and mythic, where evil objects and characters were seen in dreams. These phantoms or deadly animals were seen as ...
Researchers have found the first evidence of replay in the human motor cortex, which controls voluntary movement, in a new study. This might give insights to the developers of assistive tools for people with paralysis and also provide information about how we learn and create long-term memories....
Sleep is the single most effective thing we can do to reset our brain and body health each day. 2) Caffeine, Jet Lag, and Melatonin: Losing and Gaining Control of Your Sleep Rhythm Two factors that determine when we want to sleep and when we want to be awake. ...