10 days.
About three days without any sleep what so ever.
If you enter through the Visa Waiver Program, a person can stay in the U.S. for a non-extendable 90 days.
well a person can only stay up about 2 days without sleep so 4 shifts
Sleep aids can stay in a person's system for up to 72 hours. This explains why some sleep aids can cause grogginess even after a person has gotten a full night's sleep.
3 days
They can stay if there's not that much light in their room! If there not to much noise!
You need good sleep
4-6 hrs
No because its unhealty to stay still in a long time
90days
Yes, the human body can not stay alive without sleep for more than 2 weeks weather your a slave or not.