Martin Rooney has been a columnist for GRACIEMAG for the last 10 years.
The man who trained multiple MMA, BJJ and Olympic champions has turned 42 this Sunday, August 4.
To celebrate the date, here’s a quick video where Martin explains his Training for Warriors system.
If you want to know more about it, log on to trainingforwarriors.com.
The post Celebrate Martin Rooney’s 42nd birthday while he explains his Training For Warriors system first appeared on Graciemag.