Subvocalization: Why Most of Us Have a Voice in Our Heads When We Read
As you read these words, you can probably hear them being pronounced in your head. It's like listening to an audiobook or hearing someone read a fairytale's beginning. This process of reading aloud inside your head is very common, although some people try to purposefully eliminate the practice for faster reading. This internal speech is called subvocalization. Why humans have developed this habit and what it means for cognition are fascinating topics of scientific study.