It is a known fact that children and people over 60 years of age need more sleep than any other age group. Both of these age groups need 10 hours of sleep to function fully every day.
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
They should have 8 or more hours of sleep in a day.
A nine year should be getting 9-12 hours of sleep.
At least 8 hours of sleep.
A four year old should sleep 12 hours a day
At least 8 hours of sleep.
8 hours
A ten year old should sleep at least 8 to 9 hours a day.
A 5 year old should sleep around 10 to 11 hours and adults should sleep around 7-8 hours.
13 hours sleep per day?
An 8 year old should get 8 hours of sleep because that's what a doctor would recommend
A 17 year old man should have about 7.5-8 hours of sleep each night.