“There is an old joke all of us went to medical school used to hear,” Klatsky says. “The definition of something like what is a ‘heavy drinker’ is one more than the upper limit of what the person making the definition drinks.”
Original article here: http://www.cnn.com/2014/06/26/health/heavy-drinking-definition/index.html?hpt=hp_t2
Paul's letters... 