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 ...

TikTok has fueled the explosion of innocuous fitness trends like “hot girl walks” and “biohacking.” But health experts worry a new facial fitness craze could become more harmful than beneficial: ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. We do all sorts of things to our face in order to achieve ...

It is believed to strengthen the muscles around the jawline and reduce tension. Start by sitting comfortably with a straight back. Open your mouth wide as if yawning, then slowly close it while ...

We all know the ritual of unwrapping a stick of gum before a big date, a job interview or to stay awake during a college lecture or afternoon slump. After all, gum is the ultimate multitasker – ...