Sleep Is The Body 's State Of Change Essay
Sleep is the body’s state of change which involves brain wave activity, heart rate, breathing, body temperature, and other biologic changes. It is a period of time that is restful because of reduced activity and reduced external factors. It is easy to reverse, but associated with a specific posture, lying down with eyes closed.
Two specific sleepy times during the day for most individuals who have regular sleep. Between the late night hours of midnight and 7am and again mid-afternoon between 1pm and 4pm.Sleepiness can be induced in other ways besides the natural daily sleep cycles. This includes those who do not get adequate sleep, certain drugs, or sleep disorders.
Why do we sleep?
Though we have come great lengths with technology and theories are made, research the question of, “Why do we sleep?” is not clearly answered. Sleep is required for animals, according to scientists’ studies.
How much sleep is needed?
Sleep needs change from person to person. Most adults generally need 8 to 8.5 hours of sleep, but some feel rested with as little as 5 or as much as 10. If you feel tired, even in boring activities, experts say that you are not getting enough sleep.
If a person has been sleep deprived, “sleep debt” accumulates. If deprived of sleep for days, the amount of sleep a person needs also increases. As “sleep debt” accumulates, catching up can be hard. Many people decide to sleep in on the weekends, but sometimes, they still cannot…