I mean what kind of super advantage do we have by spending the night when its already hard to see shit, god forbid potential Predators, unconscious?
In: Biology
I think it’s all about energy management, for example they say that to build muscles, rest is important, meaning your body will direct all of its energy repairing and reinforcing your muscles while you sleep.
Another thing is blood production, you’ll gonna need a lot of energy to produce new batch of blood.
And last example, if you eat too much you will feel sleepy, because your body wants to focus all your energy digesting that food you ate.
Latest Answers