Deprivation of sleep could be understood as disturbance or reduction in the required sleeping hours of a person. The required hours of sleeping in each person are different from other. That means there is no specific number of sleeping hours for a person, which can be applied on it. Normally, sleep deprivation is not measured harmful, for any person, if it is causing on temporary basis or not causing regularly. Sleep deprivation of two-three days can be easily noticed in many persons, especially in insomniacs. It may cause many distinct changes in personality and physical and mental health of a person. A person can suffer from sleep deprivation by its own body, mind, and insomnia or due to any other type of disruption by any activity or individual.

Deprivation of sleep can raise many physical and mental inabilities in a human body. It also considered as a most cruel torture, termed as sleep deprivation torture. This is one of the most effective and brutal way of torture, used on victims, to make them mentally and physically weak. In this way, they easily accept their crime. In sleep deprivation torture, victims are not allowed to sleep for many days, at a time. And, finally when they are permitted to sleep, then disrupt their sleep many times and then interrogate them. Questions are asked to them without having sleep for many hours.

In sleep deprivation torture, the victim who is tortured, feels like going to die. Legs become unsteady and request only for one thing; to sleep. The one, who has experienced the sleep deprivation torture, cannot assume even hunger and thirst, to compare with it. Sleep deprivation is not just a complaint of few people, suffering from it. It is serious problem, which can cause severe health complications and conditions, for human body. Sleep deprivation torture is a traditional way of torture someone, but nowadays, it is used as a treatment for mental sickness and depressions of various types.

This problem is now becoming common in nowadays society. Due to toxics and pollution, the problem of sleep deprivation is increasing rapidly. Sleep deprivation is so stressful condition and it could be deadly if increases with the time. It can make a person disoriented and can mix up the mind so that a person suffering from sleep deprivation, feels like passing through a torture. Due to lack of sleep or sleep deprivation, a person may face irritation, weakness of vision, garbled speech, and lack of memory, confusion, hallucination, nausea and ultimately death.

Mostly the parent or the adults face the disruption or disturbance in sleep, due to many reasons. Sometimes, sleep disrupted due to snoring racket of child or of anyone else. Snoring is the most common reason, due to which parents have to suffer from sleep deprivation. This problem is not only in adults, but could be child also. If a child is snoring, that means, it is suffering from Obstructive Sleep Apnea. This is severe health complication, which may cause high blood pressure, heart attack or even early death.