Stephan talks about the most important physical attribute in all of martial arts. Originally published on Stephan Kesting’s Snapchat channel http://www.grapplearts.com/stephans-on-snapchat/

7 reasons all martial artists should do cardio conditioning. First published on Stephan Kesting’s snapchat channel (username: stephankesting or click https://www.snapchat.com/add/stephankesting to follow)