how to throw a boxing cross punch

Heavy Bag Workout for Beginners | Kickboxing & Conditioning If you’re looking for a simple heavy bag workout to START with, here you go! Basic punching instruction along with knee strikes and kicks to effectively strengthen your core, improve conditioning, increase total body power and shed unwanted weight. FREE Download – How Actors Get Shredded http://www.criticalbench.com/shredded Strength Coach Chris Wilson…