Mewing is the teen trend that's driving parents up the wall. Not only a slang word, mewing is a move. According to the American Association of Orthodontists (AAO), mewing claims to be a “do-it ...

Mewing is not a medical term. It was named after British orthodontist Dr. John Mew, who popularized the technique in the 1970s as part of his alternative orthodontic practice, orthotropics.

It’s called mewing — the process by which a person places their tongue on the roof of their mouth in an effort to secure a ...