young people who had just had a good night’s sleep – as well as tested them again after a sleepless... that their personal space was being invaded (侵占). But when the participants got a good night’s sleep ……

的) study by the US National Sleep Foundation (NSF)."If you don't get enough sleep at night, you tend...我们每天需要睡多长时间才是健康的呢？ WHEN you get older your parents let you stay up later. But that doesn't make ……

people who had just had a good night’s sleep and then tested them again after a sleepless night.... They tested 18 young people who had just had a good night’s sleep and then tested them again after ……

’t get enough shut-eye (睡眠). As the saying goes, “A good laugh and a long sleep..., but it drops by 2 C at night. The drop starts about two hours before we go to sleep. During sleep, our ……

听两遍短文，选择正确答案。1. If students don’t get enough sleep, they may _____.A. fall asleep in classB. get good gradesC. remember things quickly2. How many hours of sleep should middle school students get each ……

the participants got a good night’s sleep, they allowed the person to get much closer to them. According... did a small study. They tested 18 young people who had just had a good night’s sleep – as well ……

得好吗？Did you have a good sleep last night? March 21 is World Sleep Day. It’s a good time to think... problems. Losing just one or two hours of sleep per night can affect (影响) us.“If you don’t get ……

a good sleep last night? March 21 is World Sleep Day. It’s a good time to think about our... or two hours of sleep per night can affect (影响) us.“If you don’t get enough sleep ……

, a healthy amount is about eight to nine hours per night. But many students don’t get enough sleep... tips to get a good night’s sleepExercise during the day. If you want to run or play, you’d better ……

night? March 21 is World Sleep Day. It’s a good time to think about our sleeping habits and get...世界睡眠日：昨天晚上，你有没有睡个好觉？世界睡眠日：昨天晚上，你有没有睡个好觉？Did you have a good sleep last night? March 21 is World ……

that people who get an average of six hours’ sleep a night have a 3-centimeter thicker waist than those...For those who want to keep themselves slim (苗条的), getting more sleep could help.A group ……

that people who get an average of six hours’ sleep a night have a 3-centimeter thicker waist than those...For those who want to keep themselves slim (苗条的), getting more sleep could help.A group ……

School. "But a good night's sleep is not a bad thing to recommend...STAY up late and crawl out of bed too early and you'll get baggy eyes, and, maybe some extra body ……

each person's memory (记忆力) and ability to pay attention twice: once after a good night's sleep and once... researcher at Washington University. "More is bad. Less is bad." So it's best to get enough good sleep ……

get?How much should we get? How many hours of sleep are enough for good health? It depends on how..., primary school students should get at least 10 hours of sleep a night. Junior high school students ……