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.
The duration of Night Without Sleep is 1.28 hours.
i think that astronauts usually get about six hours of sleep every night when they are in space.
Most people I know get about 10-13 hours of sleep a night. I get about 10 hours of sleep.
4 hours
Most people I know get about 10-13 hours of sleep a night. I get about 10 hours of sleep.
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.
8 hours
Children need about 9-10 hours of sleep a night. Young adults should get around 8-9 hours of sleep a night.
They can sleep for a couple of hours in the day and 12 hours at night.
A one-month-old averages out needing 15 ½ hours of sleep at night and day time; i.e.8 ½ hours of night time sleep and 7 hours of day time sleep, broken up into three naps.
They should sleep about 8 or 9 hours a night.
between 5-7 hours of sleep. Children need at least 7-8 hours of sleep