Rem Sleep Deprivation

By Author: Arabinda jena
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For the reason that of the association with dreaming, REM (rapid eye movement) sleep has always been the subject of complex analysis. Sleep investigators have respectively deprived sleeping subjects of REM sleep by waking them up the moment a round of REM sleep begins.

REM-seep deprivation has two steady effects. First, with each successive night of sleep deprivation, there is a greater tendency for issues to initiate REM experience. Thus, as REM-sleep deprivation proceeds, subjects have to be rousedmore and more frequently to keep them from accumulating amounts of REM-sleep. For example, during the first night of REM-sleep deprivation, the subjects have to be awakened 17 times to keep them from having extended periods of REM-sleep. During the seventh night of deprivation they had to be awakened 67 times. Second, following REM sleep deprivation, subjects display a REM rebound. They have more than their usual amount of REM sleep for the first two or three nights.

However, onefreshtheory about REM sleep is based on the assumption that this type of sleep serves no critical function. This is the usual theory of REM ...
... sleep. According to this theory, it is difficult to stay continuously in Non-REM sleep, so the brain periodically turns to one of two other states. If there is any bodily need to take care of (e.g., eating or drinking), the brain switches to wakefulness. If there is no immediate need, it switches to the default state REM sleep. According to the default theory, REM sleep and wakefulness are similar states, the REM sleep is more adaptive when there are noinstant bodily needs. Indirect support for this theory comes from the many similarities in common between REM sleep and wakefulness.

One of the most necessary revelation of human sleep deprivation studies reveal that individuals who are deprived of sleep become more competent sleepers. Inspecifictheir sleep has aelevatedproportion of slow-wave sleep (stages 3 & 4), which seems tohelpmain restorative function.Perhaps it may be bare that people who take anti-depressants toclear updepression tend to get less REM-sleep and more non-REM (slow wave) sleep.Normally short sleepersusuallyget as much slow wave sleep as long sleepers do.

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