Guest SallyFA Posted December 21, 2006 Report Share Posted December 21, 2006 Brain cells "talk to each other" by means of chemical messengers. When a person is exposed to too much stress, chemical communication in the brain begins to fail. fioricet order phentermine success story OVERSTRESS runs rampant in certain families. Studies have shown that a person's stress tolerance is determined by his inheritance. Link to comment Share on other sites More sharing options...
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