A dip in the pool can take a bite out of your smile, so watch your chemistry By Dr. Stephanie McGann, DMD FAGD, Columnist, UnionvilleTimes.com It may seem odd that when a patient sits in my dental chair I might ask about their swimming habits.  This summer thousands of folks will be splashing away in their backyard pools.  Some of these people may be putting their dental health at risk. Why?  Pool...