TikTokers, celebrities, and health gurus tout the benefits of mouth taping, claiming it improves sleep and develops the jawline.
Emma Roberts, Jimmy Fallon, and Gwyneth Paltrow have tried it, as have many on TikTok, who claim breathing through the nose while sleeping has benefits.
It's a simple, non-invasive technique that encourages nasal breathing during sleep
says Dr. Rizwan Mahmood, dentist and co-founder of Ruh Dental.
The author investigated the trend by trying it themselves and consulting experts to separate fact from fiction.
Author's summary: Investigating the mouth taping trend.