Science, asked by miraculousgirl24, 4 months ago

why we always sleep at night not in morning .......why and how ...

Answers

Answered by dkhokher133

0

Answer:

Light helps you know when to sleep and when to be awake. When you open your eyes in the morning, sunlight lets your brain know it is time to wake up. As day turns to night, your brain makes a chemical called melatonin (mel-a-TONE-in) that makes you sleepy...

Explanation:

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