Sleeping helps our body as well as our brain . When we are awake . we use energy Body cells get worn down . When we sleep , new cells grow . Sleep help skeep the body from wearing down. For this reason , sleep i
C No one knows why we sleep, but it's certain that we need to. People who are prevented from sleeping begin to suffer obvious effect after a few days-they think less clearly, and they fall asleep during the working hours. Some may have hallucinations.There are no rules about sleep. ...
No one knows why we sleep,but it’s certain that we need to.People who are prevented from sleeping begin to suffer obvious effects after a few days—they think less clearly,and they fall asleep during the working hours;some may have hallucinations(幻觉). There are no rules about sleep.Gen...
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Sleeping at night enhances our creativity. And what seems to be going on is that, in the brain, those neural connections that are important, those synaptic connections that are important, are linked and strengthened, while those that are less important tend to fade away and be less important....
If your baby sweats a lot while sleeping, snores, or snorts, find out what's going on and whether to be concerned.
B Have you ever wondered why you spend so much of your life sleeping? Just like electricity charges the battery of a mobile phone, sleep recharges your body and your mind.Sleep is a natural and temporary state of rest, brought on by your "body clock"- a system inside your brain that...
1四、阅读理解Have you ever wondered why we need so much sleep? Humans spend about one-third oftheir lives sleeping. We could use this time to do other things, like looking after our familiesand working. Some scientists believe sleeping helps recharge(再充电) the body. But now astudy shows...
Hmm, I think we spend about a third of our lives sleeping. 是一半?四分之一?还是三分之一?我认为人一生中约有三分之一的时间是在睡眠中度过的。 OK, well I'll reveal the correct answer at the end of the programme. The question of why humans sleep is not easy to answer. 我会在节目...
But there is contradicting research on how much sleep Americans are getting. John Robinson, a sociology professor at the University of Maryland, challenged the notion that people are sleeping less in the 24-7 treadmill of modern life. "There has been no decline in sleep. It's been sustained...