10-11 hours every night are the optimum hours of sleep an eight-year-old should get.
about 8 to 10 hours of sleep
Eight hours and thirty minutes.
Eight to ten hours of sleep per night.
Most adults need seven to eight hours a night for the best amount of sleep, although some people may need as few as five hours or as many as 10 hours of sleep each day.
they need about 6 hours of sleep
All humans typically need eight hours of sleep, no matter the age? Your age doesn't mean anything to your sleep. Age and your hours of sleep are useless to each other.
about 10 hours of sleep
they're human aren't they? so wouldn't the answer be how many hours of sleep does a human need? and the answer is about 8 hours.
You need 8 hours of sleep, and you have to be in deep sleep at 1-4 a.m.
it need 7hours sleep for health
at least 9 or 10 hours to get enough sleep
6 Hours of sleep is enough