why can't people hear in their sleep?
- Written by Gorica Micic, Postdoctoral research fellow, Flinders University

I am wondering why people can’t hear when they are asleep? – Joanna
This is a fantastic question, Joanna!
During sleep, our body can decide to ignore sounds, movements and smells happening around us which might otherwise wake us.
This decision-making mostly happens in our brain.
