A recently published study is shaking up the fitness world. The study by Dr. Peter Schnohr of the Frederiksberg Hospital in Copenhagen found that people who exercise by jogging strenuously have the same mortality (death) risk as sedentary people! In contrast, light joggers (aerobic/cardio vigorous, but with adequate rest periods and moderate intensity) were likely to live the longest.(1) But really, why is this so surprising?!* Think of it in the simplest of terms: The car th