In a world with so much information at our disposal it's sometimes difficult to know what to believe when it comes to the best advice about fitness and diet.  In this interview with John Sardina, Walter talks to John about the essentials of fitness, having the right mindset, and eating for maximal health.  John is 60 and is without question one of the fittest and healthiest people Walter has ever known.  Enjoy and be inspired by what John Sardina has to share!