Sleep and its Disorders.

Essay by CatinaUniversity, Bachelor'sA+, February 2003

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One-third of our lives is spent laying around in a darkened room with eyes closed. Some are fortunate enough to go about this regular activity every day. However, there are some in this world that aren't as fortunate and instead lay awake night after night, maybe even have terrifying nightmares or even stop breathing all together in this process. This process we know as sleep. This paper will not only define sleep as a whole, but more importantly, it will describe many different sleep disorders that everyone around the world suffers from. As well as their causes, and any known treatments.

Sleep And Its Disorders

In order for us to thoroughly examine and understand the disorders, causes and treatments of sleep, we must first have a basic understand of the ins and outs of sleep itself. Questions that run through our mind as we ponder the subject of sleep; What does the mind do while engaging in such an activity? Why do we sleep? Can our bodies handle deprivation of sleep, and if so for how long? Are there any side effects? Is it truly necessary to waste 1/3 of our lives sleeping? The most important question of all before we begin our

do we sleep?

Electroencephalogram, other wise known as an EEG, is a reading on paper of the 'brain-wave', which reflects a natural property of the brains field of electrical activity. When one is awake, the brain EEG is comprised of mainly alpha waves which read out to be 8-12 cycles per second. Then there comes a time in every 24 hour period in which a human lays down in a darkened room, and closes ones eyes. Laying quietly for a few minutes, deep regular breathing is achieved and we enter the first stage of...