Models use the technique to lengthen the face slightly and highlight their cheekbones in photos,' adds Dr Mehta. You repeat the mewing process a few times each session. 'In some instances ...

No evidence shows mewing can permanently alter your jaw structure or treat jaw pain and orthodontic concerns. Promising before and after pictures from people who have tried mewing are unreliable.

Mewing involves pressing your tongue to the roof of your mouth to reshape your jaw No scientific research supports mewing’s effectiveness in adults Experts warn that improper techniques may ...