The number I've heard is generally 8. It varies, but that seems reasonable to me. I think the amount of sleep you need depends on how much work you do in a day.
800
A 12 year old should have 8 to 9 hours of sleep each night. Sleeping to little or to much is unhealthy, especially when you are maturing.
Many Asian students are very industrious, sleeping only four or five hours so that they can study hard every night.
7 hours 4 minutes 25.3 seconds per night (rounded)
That is up to the attorney. In most cases they have the ability to get a full night's sleep.
i think that astronauts usually get about six hours of sleep every night when they are in space.
At least 6-8 hours of sleep. For every two hours of sleep you miss per night you can actually reduce your lifespan by one year. Each person however has to develop their own sleeping patterns, your body may need 8-9 to feel fully refreshed.
10-11 hours every night are the optimum hours of sleep an eight-year-old should get.
its recommended 7 to 8 hours
Its bad for anyone of any age to only sleep two hours a night. You could suffer many things and will have trouble staying awake and focused during the day. Sleeping for nine to twelve hours is healthier.
Hours of sleep: approximately 10, even up to 12 at times. If your child is having difficulty sleeping, see your pediatrician.
280 hrs