A heavy blanket can help people sleep better.  TUCHONG  盖厚毯子会睡得更香，还有... participants.Can’t sleep at night? Maybe some heavy blankets can help. A group of scientists ……

can make you sleep better. Scientists did a test. After a month of using a thick quilt:One thick (厚的) quilt can make you sleep better. Scientists did a test. After a month of using a thick quilt:59.4 ……

medication (药物). Curiously, the heavy blanket solution seems to apply only to adults. More research...). Curiously, the heavy blanket solution seems to apply only to adults. More research is needed ……

. What do you know about sleep? Let’s find out more together. · Why do we need sleep?Nobody has the perfect answer to this question yet. Scientists did tests on rats (老鼠). If rats don’t sleep for over ……

LONDON: Women live six or seven years longer than men because they sleep more deeply, according to US scientists. Women also sleep better: They get around 70 minutes of deep sleep a night, while men ……

; I’ll find it out or bust (完蛋). Well, I felt better right off.So I took my paddle (船桨) and slid (划走...’s read on and take a look.I didn’t sleep much. I couldn’t, somehow, for thinking. And every time I ……

; I’ll find it out or bust (完蛋). Well, I felt better right off.So I took my paddle (船桨) and slid (划走...’s read on and take a look.I didn’t sleep much. I couldn’t, somehow, for thinking. And every time I ……

; I’ll find it out or bust (完蛋). Well, I felt better right off.So I took my paddle (船桨) and slid (划走...’s read on and take a look.I didn’t sleep much. I couldn’t, somehow, for thinking. And every time I ……

  Scientists say that starting school too early may distrupt teenagers’ natural sleep... that students who have enough sleep are more alert (机敏的) in class and get better grades.Some might ……

IN a finding that backs up motherly advice to get a good night's sleep, scientists have found...."We all have the experience of going to sleep with a question and waking up with the solution ……

Scientists say that starting school too early may disrupt teenagers’ natural sleep rhythms... enough sleep are more alert (机敏的) in class and get better grades.Some might say that urging students ……

sleep separately –not due to *strife, but because they *slumber better solo. “There’s a sense... Berenc, *decamping to independent sleep chambers seemed a perfectly natural solution when ……

春天来啦！
in the spring. Bees get busybuildingnew homes. 毛毛虫正在努力地蜕皮，准备变成美丽的蝴蝶。Find an insect and observe it. What..., ablanketand a kite.Quick quizBees go to flowers to:A. sleep B. make food C. build their homesWhich activity ……

科学证明上课打瞌睡并不是你的错。 WALKING through any high school in the first class in the morning, you may find... at night and sleep in the morning. Many suffer fromjet lag(时差) between their internal clocks ……

15 is World Sleep Day (世界睡眠日). Let’s walk into the animals’ world and find out how they sleep... it. Then they practice it later in their sleep. Scientists (科学家) believe sleep helps them ……