I’ve been biting my nails for 40 years. I had given up on trying to break this bad habit. Colleagues would encourage me to stop, saying it was unprofessional. My wife would suggest I stop citing past ...

Q: "My 2-year-old daughter has gotten expelled from day care for biting. She has a twin sister who does not bite. What can we do? Timeouts and reprimands don't work." A mother in Edgewood, Wash. A: ...

I met with a family recently with a 23-month-old (whom I'll call Aiden) who is biting people. Naturally, the parents (Maritza and Oliver) are very concerned because other families are getting upset at ...

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 ...