Chronotype: Are You A Night Owl Or An Early Bird?

There Is A Gene That Determines Morning And Evening People. Night Owls Exist Even Among Hunter-Gatherers.


You know if you are a night owl or an early bird. This turns out to be genetic. A specific gene has actually been identified: PER3. If you have the longer variant, you are a morning person, and the shorter one is for the night owls.