Essay by beckjainUniversity, Bachelor'sA-, September 2007

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Insomnia is characterized by an inability to sleep and/or to be incapable of remaining asleep for a reasonable period. Insomniacs typically complain of being unable to close their eyes or "rest their mind" for more than a few minutes at a time.

Insomnia comes in many forms and worries people of all ages, most commonly for just a night or two, but sometimes for weeks, months, and even years. Insomnia has many causes and is a symptom, much like fever or a stomachache.

There are three symptoms commonly shown by people who have insomnia: difficulty falling asleep, no problem falling asleep but difficulty staying asleep with many awakenings, and waking up too early. Difficulty sleeping at night may be related with the following daytime symptoms: sleepiness, anxiety, impaired memory, impaired concentration, and irritability. There are three basic types of insomnia:Transient Insomnia: lasts from one night to a few weeks. Most people occasionally suffer from transient insomnia due to such causes as jet lag or short-term anxiety.

If this form of insomnia continues to occur from time to time, the insomnia is classified as intermittent.

Acute Insomnia: is the inability to consistently sleep well for a period of between three weeks six months.

Chronic Insomnia: is (regarded as the most serious), persists almost nightly for at least a month.

Thus insomnia has many forms and many more causes. It is a disease and can be cured. Sometimes it is enough of the insomniacs effort, for example, making their sleeping hours more regular. Sometimes positioning of pillow, different type of mattress and pre-sleep behavior can make a difference.

Adults may sleep poorly every so often; especially if they feel stressed out or in a new enviroment. But when insomnia lasts for a longer period of time the person suffering from insomnia...