Children's Health and Wellness

What Do You Really Know About Sleep?

A good night's sleep—everyone needs it, but not everyone gets it. We stay up late and get up early, and then wonder why we always feel tired. Why is sleep important? See how much you know about snoozing by taking this quiz.

1. The rapid eye movement (REM) sleep stage is when dreaming occurs. How often does REM happen during the night?You didn't answer this question.You answered The correct answer is REM sleep occurs every 1-1/2 hours while you sleep, the National Institute of Neurological Disorders and Stroke (NINDS) says. During such sleep, the eyes move rapidly under the closed lids.A. 4 or 5 timesB. 3 timesC. 2 timesD. 1 time2. To function well, adults should average how much sleep a night?You didn't answer this question.You answered The correct answer is Infants, by contrast, need about 16 hours of sleep, the NINDS says.A. 5 hoursB. 6 hoursC. 7 to 8 hoursD. 9 to 10 hours3. How many Americans suffer from undiagnosed sleep disorders?You didn't answer this question.You answered The correct answer is Most people don't know what causes their disturbed sleep cycles. Among the common causes are restless legs syndrome, sleep apnea, narcolepsy, and insomnia, the NINDS says.A. 10 millionB. 40 millionC. 125 millionD. 200 million4. A sleepless night can have a similar effect on your ability to drive in morning rush-hour traffic as which of these?You didn't answer this question.You answered The correct answer is Lack of sleep can affect coordination as much as being intoxicated, the NINDS says.A. Using a cell phone while drivingB. Using medications that make you drowsyC. Using alcoholD. None of the above5. Minor sleep deprivation can affect concentration, mood, and what else?You didn't answer this question.You answered The correct answer is Sleep affects every part of our lives, the National Sleep Foundation says.A. MemoryB. Physical performanceC. Ability to do math calculationsD. All of the above6. Sleepwalking tends to run in families. At what ages does it occur most often?You didn't answer this question.You answered The correct answer is Psychological factors, fatigue, or sleep loss are thought to trigger sleepwalking, the NINDS says. Adult sleepwalkers should avoid alcohol and other central-nervous-system depressants before bedtime.A. 3 to 5B. 6 to 12C. Teen yearsD. Adult yearsYour score was:
Print Source: Sleep Physiology in Children. Up to Date.
Print Source: Stages and Architecture of Normal Sleep. Up to Date.
Online Source: National Institute of Neurological Disorders and Strokehttp://www.ninds.nih.gov/disorders/brain_basics/understanding_sleep.htm
Online Source: National Sleep Foundationhttp://www.sleepfoundation.org/sleep-facts-information/myths-and-facts
Author: Sinovic, Dianna
Online Editor: Sinovic, Dianna
Online Medical Reviewer: MMI board-certified, academically affiliated clinician
Online Medical Reviewer: Nelson, Gail A, MS, APRN, BC
Date Last Reviewed: 12/7/2013