Life People on TikTok are ‘mewing.’ Experts weigh in on this controversial beauty hack April 11, 2023April 12, 2023 Hannah Yasharoff, USA TODAY Comments Off on People on TikTok are ‘mewing.’ Experts weigh in on this controversial beauty hack Influencers on TikTok say "mewing" is the latest quick-fix beauty trend to dramatically change one's face. Medical experts aren't buying it.