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.
The Sleep Foundation cites that 8% of Americans experience bruxism while sleeping which, in addition to grinding and tapping, can cause the jaw to clench and produce up to 250 pounds of pressure per square inch, enough to crack a walnut.