MMA is probably the fastest growing sport in the world right now, and for good reason, it's damn entertaining. Personally GSP is my favorite fighter because he is so incredibly athletic and always finds ways to win. A few years ago I wrote an article for called the Kettlebell Fight System, check it out here . Fighters need to be strong, explosive and have amazing conditioning, so it's no surprise that kettlebells are used fairly extensively in .

Here are some workout routines that Funk Roberts, a trainer I have a ton of respect for, created to help fighters improve their athletic ability. Even if your not a fighter, these workouts will burn fat and improve athleticism at the same time, so why not try them?