What is Sleep?
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• Sleep is a dynamic process during which the brain is very active. There are recognized stages of sleep, each of which is characterized by a different type of brain wave activity
• Sleep is important in maintaining your health, say experts. Without it, you become more susceptible to health problems, such as heart disease, stroke, diabetes, obesity and depression. |
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Last Update
11/17/2011 8:25:42 PM
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