While some people have heard of pica - the mental health condition that causes people to want to chew or eat substances of no nutritional value such as paper, clay or dirt - fewer people have heard of ...

Is it true that chewing ice is bad for your teeth? Biting fingernails, gnawing on pen caps and pencil erasers or chewing ice may be your way to deal with boredom or relieve stress, but oral health ...

Yes, you can treat the symptoms – but working out the causes is probably more effective. Here’s what to look for.