The longest recorded time a human has ever gone without sleep is 18 days, 21 hours, and 40 minutes, which resulted in hallucinations, paranoia, etc. However most people can only last 4-6 days without stimulants, and about 7-10 days before the body will be unable to function and long term damage can be caused.
For as long as he/her can go without food, water, and sleep.
Most people can survive for around 11 days without sleep, but extended periods of sleep deprivation can lead to serious health consequences such as cognitive impairment, mood swings, and even hallucinations. It is crucial to prioritize and maintain healthy sleep habits for overall well-being.
not that long
An elephant go without water for 24 hours;1 day
Like breathing, sleep is a fundamental human requirement. It has even been said that one could survive for three times as long without food as one could without sleep. One of the better known experiments on this subject, found that depriving rats entirely of sleep resulted in their death, or near-dying state, within 11-32 days.
Perhaps, you didn't know, but humans need to sleep. I don't know how you are still alive if you didn't know about it. Humans usually sleep at night and do the rest at the midday.
Because you don't touch it and it goes to sleep. You can change how long it waits to go to sleep on the settings.
Years and years as many jungle tribes never went to a toilet
Humasn go to sleep because we get tired. Proper rest is part of a proper diet.
some animals that can survive the winter and not the summer go for long summer sleep.
Sleep problems
I would say without irreversible health problems 10 days maximum.