To the uninitiated, biting your lips to the point of injury may sound incomprehensible but I know I’m not the only one. On TikTok, the phrase “lip biting problem” has amassed 102.7 million views and ...

Lip biting can be both a conscious and unconscious action, often done in moments of stress, concentration, or even flirtation. While it might seem harmless at first, frequent lip biting can lead to a ...

Two recent studies based at Princeton University suggest that the oral-facial component of human speech evolved from lip smacking, a friendly back-and-forth gesture performed by primates. The studies ...

Fidgeting and fussing can do real harm. Feb. 15, 2014— -- intro: Nervous habits are often more annoying to the people around you than to yourself, but some types of fidgeting and fussing can do ...

All linked products are independently selected by our editors. If you purchase any of these products, we may earn a commission. To the uninitiated, biting your lips to the point of injury may sound ...