Of course , researchers want to learn more about short sleepers .
当然,研究人员想对短睡眠者了解更多。
Researchers have found that heavy sleepers are able to block outside noise getting to their brains and lead to undisturbed sleep .
研究人员已经发现,深度睡眠者能阻止外界噪声进入大脑,从而获得无扰状态的睡眠。
News of their finding spurred other people to write the team , saying they were natural short sleepers and volunteering to be studied .
他们发现的消息激发了其他人写信给这一小组,声称自己是天生短睡者并志愿给他们当小白鼠。
Some short sleepers say their sleep patterns go back to childhood and some see the same patterns starting in their own kids , such as giving up naps by age 2 .
Any displaced sleepers shall be repositioned and refixed to the rail with a perfect squaring .
任何已移位的轨枕均应完全平正地再定位和再固定于钢轨上。
Study participants who said they slept nine hours or longer a day were one-and-a-half times more likely than seven-hour sleepers to develop cardiovascular disease , the study found .