Mewing is a decades-old tongue technique that some claim can help define your jawline.

But experts are more than a little skeptical.

Another day, another TikTok trend only this time, the latest fad has actually been around for decades.

What Is Mewing?

Maintaining proper vs. slumped posture is also key.

Needless to say, whether or not mewing actually yields those results, however, is iffy at best.

Need not forget that you’re able to’t trust everything on the internet.

So, Does Mewing Actually Work?

“Most young people are just trying to make their selfies look better,” he adds.

But like a filter, the effects of mewing are fleeting.

“Bodybuilders do it every time they flex on stage.

Even if you practicing mewing regularly, any jaw-defining results will likely still be ephemeral.

What can last, however, are the lingering side effects of mewing.

“The technique is based on the strengthening of certain facial muscles.

Therefore, if you stop mewing, the effects could dissipate,” explains Kalasho.

But what about all the so-called proof of more defined jawlines on TikTok?

Should You Try Mewing?

Other pros echo that sentiment.

“Self-diagnosis is always dangerous.

But once the flash goes off, let your mouth and muscles relax.