This is a Whole9 guest post by Peter Hirsh, a nationally certified personal trainer and kettlebell instructor who has been teaching and training with kettlebells for over ten years. When I was twelve years old I took up the sport TaeKwonDo. I was highly active as a child before this but had done little in the way of learning how to use my body. TaeKwonDo taught me focus and discipline and created unity by connecting my mind and body. What I didn't realize then was I was developing one of the … [Read more...]