Falling asleep is a gradual process. During the most dream-filled phase of sleep, our muscles become paralyzed, preventing the body from acting out what's going on in the brain. Now, researchers have discovered the brain chemicals that keep the body still in sleep.
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Answer:
Falling asleep is a gradual process. During the most dream-filled phase of sleep, our muscles become paralyzed, preventing the body from acting out what's going on in the brain. Now, researchers have discovered the brain chemicals that keep the body still in sleep.
Explanation: