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7 hours average for anyone from 21-24 years old.
6 hours thereafter. This keeps decreasing as you get older.
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∙ 14y ago
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How many hours sleep does an eight year old need?
about 8 to 10 hours of sleep
How many hours does an 16 year old need to sleep?
8 hours,,,...
How many hours of sleep does a 5 year old need?
12 hours
How many hours of sleep does a 21 year old need to sleep?
I'm quite sure they need at least 7 hours.
How many hours of sleep 5 to 12 year olds need?
Children need 8 hours.
How many hours sleep does a 12 year old need?
9 - 10 hours
How many hours of sleep does a 18 year old need?
8 - 10 hours.
How many hours of sleep does a 19-year-old need to sleep?
Depends on the length of your "sleep cycles", but generally 7-9 hours.
How many hours of sleep does an eight year old need?
10-11 hours every night are the optimum hours of sleep an eight-year-old should get.
How many hours of sleep in a year?
if you mean how many hours you should sleep in a year it would be 3,650 hours of sleep for a regular year not a leap year
How many hours sleep does a 37 year old need?
37
How many hours of sleep does a 68 year old need?
Most adults, including those who are 68 years old, generally need 7-9 hours of sleep per night for optimal health and well-being. Individual sleep needs can vary, so it's important to listen to your body and adjust accordingly.
