Eli5: Why are peoples’ own noises and smells usually dialed down, such as not being affected by their own snoring and not noticing their body odor?

Question

Why does the brain seems to dial down things that we produce; even the obnoxious snoring or noises made while sleeping don’t affect us? Similarly, people don’t usually get annoyed by their own talking or yelling to themselves.

In: Other

Answer 1

It’s the same reason you don’t notice the feeling of socks against your feet all day. Its a familiar, unimportant detail you experience frequently. You brain ignores it and puts that effort into focus on other things.