Atleast 7 to 8 hours of sound sleep is needed for an adult to lessen the work pressure. If that's not possible,6 to 7 hours of sleep is badly required, otherwise you will become lethargic during working hours.
its recommended 7 to 8 hours
280 hrs
yes there are many phases in sleeping
20
2 hours
at least 8-10 hours sleep
About 3.5 hours, depending on weather.
a 150 pound person sleeping for 8 hours burns 489 calories.
Between seven and eight on average.
Giraffes only sleep for 1.9 hours which is one of the shortest sleeping times that any animal needs.
That is up to the attorney. In most cases they have the ability to get a full night's sleep.
Alligators and Crocodiles are very dormant species, and spend most of the day sleeping on the riverbanks or strolling effortlessly along the water. Average sleeping time is probably 6 - 8 hours at a time - they do need to eat, after all!