adults between 25 and 64 years of age need an average of 7 to 9 hours of sleep per night.Adults 65 and older need 7 to 8 hours per night. This is based on public health recommendations, but internal and external factors may change the number of hours you need....
___ hours of sleep is recommended for teenagers. A. Six B. Seven C. Eight D. Nine 相关知识点: 试题来源: 解析 D。解析:青少年推荐九小时睡眠。通常青少年需要比成年人更多的睡眠,六、七、八小时对于青少年来说可能不够,九小时比较合适。本题考查青少年所需睡眠时长的常识。反馈 收藏 ...
One source that she found broke the ages down into nine different age groups, each with a separate recommendation for hours of sleep needed each night. She printed out a list with the recommendations to show her husband: Lesson Summary
Current guidelines for total hours of sleep are based on how old you are, but sleep experts explain that how many hours of sleep you actually need may change as you age.
空前“Most people aim to get their recommended seven to nine hours of sleep in one long stretch at night. And the technical term for this is “monotheistic sleep (单向睡眠)”(大多数人的目标是在晚上长时间睡7到9个小时。用专业术语来说就是“单向睡眠”)”引出了单向睡眠这个概念,单向睡眠是一个...
百度试题 结果1 题目The recommended amount of sleep for adults is ___ hours per night.相关知识点: 试题来源: 解析 答案:7-9 反馈 收藏
【题目】That most Americans are falling short of the recommended eight hours of sleep per night is nothing new. Over time, staying awakein the night can come with a high cost. You should stop your night owl (夜猫子) habit.Compared with people who turn in early, those who go to bed ...
hours less sleep every 24 hours than recommended.The survey found that infants, age 3 to 11 months, were getting about 12.7 hours of sleep daily, while experts suggest 14 to 15 hours.For toddlers, age 12 to 35 months, the poll found that the average child slept 11.7 hours, while 12 ...
A. People should sleep more than eight hours a day.B. Daytime sleeping will lead to diseases and deaths.C. Sleeping at night is much safer than daytime sleeping.D. Sleeping more than eight hours a day may cause higher death rate.(2)How can people reduce the risk due to lack of sleep...
A. People should sleep more than eight hours a day.B. Daytime sleeping will lead to diseases and deaths.C. Sleeping at night is much safer than daytime sleeping.D. Sleeping more than eight hours a day may cause more deaths.33. How can people reduce the risk due to lack of sleep at ...