Can “mewing” really define your jawline Explore the viral Gen Z trend on reels and social media the risks and what science says about its true effectiveness!

Mewing is a facial restructuring practice that supposedly changes your jaw shape. No evidence suggests it works, and it may only offer temporary results.

This mouth exercise may lead to dental or jaw issues, experts say. Some people on social media are claiming that ‘mewing’ can help achieve a chiseled jawline and defined chin, among other things.

Mewing has become popular again over the past few years as part of the 'looksmaxxxing' trend, thanks to social media platforms such as TikTok. Related Stories 47 Skin Review: Is this viral brand ...

But unlike mewing, there shouldn’t be a feeling of suction or muscle tensing. Many dentists warn against mewing, as there isn’t any reliable scientific evidence supporting it’s effectiveness.

The teen version of “mewing” is a “hush” symbol and touching the jawline to mean, “I can’t talk.” Lindsay tells TODAY.com that “sigma” is a classroom trend.

As this alternate version of 'mewing' continues to infiltrate classrooms, there are concerns about its misuse and the perceived lack of respect demonstrated by teens.

The definition and meaning of "mewing," a teen trend and slang term referring to the "looksmaxxing" regimen that claims to help define a person's jawline.