I was once challenged by a superior who asserted that there was no difference between training and education. I probably should have thought of a better response but what I said at least made him pause and think ... I said, Sir, your daughter is 16.
Report Abuse. If anyone clench his/her teeth it can only mean that they are nervous. and it is bad for your teeth. My advice to you, relax, unless its exam time. Baywatch Stud Â· 8 years ago. Thumbs up.
Teeth grinding (bruxism) Introduction. Bruxism is the medical term for grinding the teeth and clenching the jaw. People sometimes grind their teeth without it causing any symptoms or problems. But regular, persistent teeth grinding can cause jaw pain and discomfort and wear down your teeth. It can also cause headaches and earache.