How long can you go without sleep?


Good question, how long can you go without sleep? We all know that we need rest and sleep, but hardly anyone knows how long you can go without sleep.

Sleep is a stage of total relaxation and recuperation for the body and mind. Sleep deprivation, on the other hand, can cause a state of confusion. This means people may exhibit a decreased perception of reality and a low cognitive capacity when deprived of sleep.

You may have had a point in your life when you had to forgo sleep or had a difficult time getting to sleep. Do you remember how you felt the next day? You may have felt irritable, confused and light headed… and that’s just after one night that you can’t sleep. So how long can you go without sleep if you know that only one night of being awake can have such an impact?!

How long can you go without sleep: What tests and experiments have revealed

How long can you go without sleepResearchers have seen sleeplessness in animals, which have resulted in devastating effects. Sleep deprivation experiments on rats showed these animals died after two weeks of continuous experimentation. The rats were made to live on a rotating disc to check how long they could survive without sleep. The cause of death was hypothesized as deteriorating metabolism.

Humans, on the other hand, tell a different story. A group of students remained awake for a period of eight to ten days. Not one experienced serious physiological illnesses but all of the subjects showed extreme deficiency in coordination, concentration and perception. Thankfully, all of them were able to recover after one to two nights of peaceful sleep.
The world record for the most hours awake belongs to Randy Gardner, a 17-year old high school student who was awake for 264 hours or 11 days. He experienced no physiologic problems.


How long can you go without sleep may be a frustrating question for people with chronic insomnia. A 27-year old man from France had a physiologic disorder that had him awake for several months. However, this wasn’t recognized as a world record because of missing measurements.
If you think that there may be something wrong with you, it would be best to consult a medical professional regarding your condition. He may advice you on the appropriate prescription medication or alternative medicine to help you conquer sleeplessness… once and for all.

How long can you go without sleep?

Even if there were no significant physiological changes that occurred in a person with severe lack of sleep, it is still important to have healthy sleeping habits every night. You can find some techniques to maintain healthy sleep habits on how to fall asleep and other pages of this website.

So how long can you go without sleep? The answer could be “not that long”. However, the real answer depends on several other factors like level of physical activity of a person, the age of a person and a person’s ability to handle stress.

If you can go long without sleep, great! But don’t feel tempted to try it out frequently, as sleep deficiency is not healthy. Not for you, not for your body and not for your mind. How long can you go without sleep really is a question you better not to know the answer to!

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