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A Wonder Called Sleep

A Wonder Called Sleep . Our body and brain recover from fatigue after a good sleep . Body becomes alert and active. When we sleep muscles relax, heart beat becomes slower, temperature and blood pressure go down. The active brain also slows down.

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A Wonder Called Sleep

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  1. A Wonder Called Sleep

  2. Our body and brain recover from fatigue after a good sleep . Body becomes alert and active. When we sleep muscles relax, heart beat becomes slower, temperature and blood pressure go down. The active brain also slows down.

  3. A dream is an activity of the mind when we are asleep. • 1)dreams help us sleep through disturbances. • 2)dreams provide a key to the solution of some problems. • 3)dreams cannot tell the future.

  4. Question And Answer • 1)What is the most obvious advantage of sleep? • Recovers from fatigue-becomes active again. • 2)What happens to our body when we sleep? • Muscles relax, temperature, blood pressure, heartbeat becomes slower. • 3)Define a dream in your own words. • An activity of the mind when we sleep.

  5. 4)Why are dreams important? Mention two reasons. • a)help to sleep through disturbances. • b)provide a key to solve the problems. • 5)Why has sleep been called a wonder? • No one can explain what sleep is.

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