Even in deep sleep, your auditory system remains surprisingly active. While your ears still pick up environmental sounds
[ad_1] Even in deep sleep, your auditory system remains surprisingly active. While your ears still pick up environmental sounds, it’s your brain’s reticular activating system (RAS) that determines which sounds to ignore and which to respond to. This built-in filter ensures that urgent or familiar stimuli—like your baby crying, your name being called, or your […]