Lockjaw (trismus) is a painful condition that limits your ability to open your mouth all the way. It occurs when the muscles you use to chew spasm, meaning they can’t relax completely. The term ...

Mouth breathers get a bad rap, especially when it comes to sleep. Luckily, there’s a trend that could save them (and their loved ones) from enduring another night of snoring and bad breath: mouth ...

If you want quality shut-eye, consider taping your mouth shut? At least that’s what some popular wellness influencers, including Gwyneth Paltrow, are claiming on social media. But medical experts say ...