Crystal Demopoulos (pictured) is a pro MMA fighter, a 2013 jiu-jitsu world champion, and a five-time American national jiu-jitsu champion. That training helped her compete to try and overcome ‘The Beast’.
Want to add more MMA or fight training to you routine? Try the high-intensity MMA workout to build muscle.
For access to exclusive gear videos, celebrity interviews, and more, subscribe on YouTube!
Back to top
7 Morning Stretches You Can Do Without Leaving Bed
Control Your Appetite With This Ultra Pure Forskolin Supplement
5 Stackable Dumbbells That Will Kickstart Your Weight Loss Resolutions
Increase Productivity Like A Marine With This Adrenal Strength Supplement
Here’s Exactly How To Lose 10 Pounds In 1 Month
Save $90 On Home Chef Now To Crush Your New Year Resolution
This Best Selling Power Cage On Sale Will Round Out Your Home Gym
Peloton's New 'Stacked Classes' Let You Make Custom Workouts
The 5 Best Rubber Dumbbells To Build Muscle At Home
