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Insomnia
What is it?
There are four basic kinds of insomnia:
1. Difficulty falling asleep
2. Difficulty staying asleep
3. Waking up too early
4. Poor quality sleep
Someone with insomnia may have the following symptoms:
• Feeling tired and grumpy during the day
• Having trouble concentrating at work
• Falling asleep during the day
You can be tired and grumpy even if you don’t have insomnia. You may be worn-out from staying up too late at night. This does not mean that you have insomnia. Many people are sleepy during the day simply because they went to bed too late the night before. They don’t have a sleep disorder; they just didn't get enough sleep.
Everyone has an occasional night of bad sleep. For most people insomnia lasts only a few days and goes away without treatment. But stress or depression can cause a higher level of insomnia that may last for several weeks. This kind of insomnia may not go away on its own.

Who gets it?

If you have insomnia, then you are not alone. It is a common sleep disorder. About 30% of adults have symptoms of insomnia. Less than 10% of adults are likely to have chronic insomnia. It is more common among elderly people and women. Some medical conditions cause insomnia, or it may be a side effect of a medication.

How do I know if I have it?

1. Do you have trouble falling asleep or staying asleep, or do you wake up too early or feel unrefreshed after sleeping?
2. For a child, does the child resist going to sleep or sleeping alone?
3. Does this problem occur even though you have the opportunity and the time to get a good night’s sleep?
4. Do you have at least one of the following problems?
• Low energy
• Lack of motivation
• Attention, concentration or memory problems
• Poor performance at school or work
• Extreme...