What Makes Some People ‘Morning’ and Others ‘Night’ People?

Imagine your body has a tiny clock inside it that tells you when to be awake and when to sleep. Some people have clocks that wake them up early, like a morning bird, while others are more like owls who prefer the night. This is why some people are ‘morning’ people and others are ‘night’ people.

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Examples

A student who wakes up early for school feels tired if they stay up late on the weekend.
An office worker prefers working nights and feels most energetic after midnight.
A night owl is still wide awake at midnight while their friend is already asleep.

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Categories: Biology · circadian rhythm,sleep cycle,biological clock