You may have noticed a great divide in the fitness world between strength and endurance athletes and their approach to training routines. Avid runners and triathletes focus on their aerobic fitness for upcoming races—often to the point of neglecting the weight room. The same holds true for any strength athletes who spend little time away from their lifting routine to to focus on aerobic fitness. But the truth is, if you’re looking for a new PR on the race course or PB in the weight room, or if ...