Some people find the correct tongue posture by making the “ng” sound (like in "thing" or "wing"). Others focus on nasal breathing as a guide. Scientific evidence for mewing is lacking.

This method uses facial and oral posture exercises to change ... Keep in mind that tongue thrusting is a different concern than what mewing addresses. Although no studies have shown mewing to ...

Dr Mike Mew, an orthodontist based in Surrey believes doing tongue exercises can help revive our drooping jawlines. In fact, Mewing has become quite a phenomenon, with more than 130,000 YouTube ...