Dr. Sasaki found, as expected, the participants slept less well on their first night than they did on their second, taking more than twice as long to fall asleep and sleeping less overall.
佐佐木教授发现，正如预期的那样，参与者们在第一晚的睡眠质量不如第二晚，入睡所需时间是第二晚的两倍多，且总体睡眠时间也更少。
Men slept an average of 27 minutes less than women and overweight and obese patients slept less than patients with normal weights it said.
该研究显示男性的睡眠时间平均比女性少27分钟，而肥胖病人比正常体重的病人睡眠时间少。
They compared the alertness of people who slept eight hours a night to that of people who slept less but took a nap during the day. Both groups were equivalent.
他们将晚间睡8小时者的敏锐性与晚上少睡但白天午睡者的进行比较，结果两组相等。
Sure enough, they found that these mice slept less than the average mouse.
果不其然，他们发现这些老鼠比一般的老鼠睡得少。
He ate little, slept less, dressed in rags.
他吃得很少，睡眠不够，穿得也很破。
Among those who had slept less than five hours a night, 27 percent had developed artery calcification.
每天睡眠不足五小时的受访者中，有27%患有动脉硬化。
Japanese study of nearly 24,000 women ages 40 to 79 found that those who slept less than six hours a night were more likely to develop breast cancer than women who slept longer.
日本一项研究以近24,000位年龄为40岁到79岁的女性为研究对象，研究发现每晚睡眠少于6个小时的女性比睡眠时间更长的女性更容易患乳腺癌。
Japanese study of nearly 24,000 women ages 40 to 79 found that those who slept less than six hours a night were more likely to develop breast cancer than women who slept longer.
日本一项研究以近24,000位年龄为40岁到79岁的女性为研究对象，研究发现每晚睡眠少于6个小时的女性比睡眠时间更长的女性更容易患乳腺癌。
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