The news and mass media are all talking about stem cells, and the controversial experiments surrounding them, and their healing effects. Research into these cells started in the 60s, and Canadian researchers Ernest A. McCulloch and James E. Till are the godfathers of this amazing phenomenon.

You may find that over time certain teeth become painful in reaction to certain stimuli. The problem is not that great, you do not have tooth ache, you can eat and brush and floss without problems, but your teeth are more sensitive than usual. Do not kid yourself; there is a problem, and you should go see a dentist.
You can hear people complaining of pains in the jaw more and more frequently. Usually, it is not the jaw itself that hurts, but the joint connecting our jaws. This is of little consequence when your jaw hurts, of course, and the question still remains; what can be done? Should we stop talking altogether? What about eating? How about smiling?