Here is the third installment of Jons firefighter workouts. You will see that this one is different and more informative than his past posts. This post gives a lot of information about Jon and what it was like growing up in.
555 Fitness is a Firefighter owned and operated Charity. Our goal is to reduce the leading killer of firefighters cardiac related disease. We do this by providing free workouts nutritional advice and fitness equipment to firefighters in need.