How long can a human live without its head?

Answer If a clean guillotine decapitation occurs, a few factors come into play. First, the blood vessels all vasoconstrict -- they'll close down, trapping oxygenated blood in the head. Also, neurological ... Read More »

Top Q&A For: How long can a human live without its head

How long can a person live without sleep?

A good book to read about this is Sleep Thieves by Stanley Coren. He tells a few stories of people who tried to sustain wakefulness. One famous case is the disc jockey Peter Tripp who in 1959 staye... Read More »

How long can you go without sleep before you get permanet brain dammage?

you can actually go several weeks without sleep before PERMANENT brain damage. two days of no sleep is just going to make you feel a little fuzzy until you get a real night's sleep.

HELP! i can't go to sleep any tips that can help me get to sleep faster without medicine?

Any one or other of the above answers may be helpful, but it really depends on personal preference, since the same method may not work for all. I can only add to the above answers : try simple brea... Read More »

How many hours of sleep do the human body really needs?

An average person usually requires 6-8 hours of sleep. Athletes need more sleep than others as their bodies need to repair from vigorous workouts and such. Naps are a good way to get through the da... Read More »