The amount of sleep ones body need gets less as you get older.
It is normal for infants to sleep up to 14 hours a day, even a bit more.
As you age, the need for sleep is less.
most 60+ sleep for approx 7 hours a night, with a short nap of half an hour during the day.
when older, often the need for sleep is increasing again.
In elderly homes in Denmark, most (but NOT all) goes to bed at 22 and gets up at around 7, breakfast served at 8. another sleep period from 15-16 and dinner served at 17.
This makes an effective sleep of up to 9-10 hours every 24 hours.
It is all individual though.
Some need only 7 hours and a few only 5 hours.
The brain is in need of some sleeptime, and without sleep we simply die after a while.
I would say that an average 63 years old should try for at least 7 hours a night, although don't force yourself if you simply can't sleep and feel ok with less. It is all individual needs and one should not follow statistics. Statistics can mainly only be used as a guideline.
If feeling tired through the day and have problems falling asleep, then some light drugs for helping you to sleep might be adviceable. Consult your doctor if this might be the case.
Ages 13-18 need about 8 to 10 hours of sleep. 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.
I would say an average 6th grader would need about 8-9 hours of sleep i am a 9th grader and i get at least 10 hours of sleep.
On average, healthy adult humans need between 7 and 8 hours of sleep each night. Some people do well with as little as 3-4 hours per night, while some people are groggy the next day if they "only" get 9-10 hours per night. Children and the elderly, or people who are ill, require a lot more sleep.
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Eight to ten hours of sleep per night.
On average to get a top job, you will need at least 1000 hours to pilot a helicopter. For private helicopters on average between 50-55 hours is sufficient. The more hours; the better.
The tropical day is near to 12 hours as is the night. The nearer the equator, the closer it is to 12 hours per day and 12 hours per night.
If you are referring to hours of sleep, it can be anywhere from 8 to 9 hours per night.
recommended amount is 8 hours on average.
An average on 7 to 8 hours a day.
teens need about 9 to 10 hrs per night but adults need at least 8.
A fifth grader should get 9 hours of sleep. Obviously, this is hard to maintain from a night-to-night basis. However, try to make sure a fifth grader gets 9 hours of sleep to be at his/her best.