This 2nd installment of the '3RUN LA Muscle Challenge' is the first time we see the parkour boys since they were given a fantastic range of LA Muscle supplements. Follow their training and nutrition programs designed by fitness expert Ben Lauder Dykes and see how they've progressed immensely in such a short space of time.
Hear their own accounts of the changes their bodies have gone through, how they've become better athletes and obtained better looking physiques in just ONE month!
The 3RUN team tell LA Muscle TV what they've been up to over the past 4 weeks including shows abroad, breaking Guinness World Records on SKY 1 and much much more.
Watch lots of insane free running stunts to get your adrenaline pumping but be warn you that these guys are professionals so DON'T TRY THIS AT HOME!!!!
For part one of the 3RUN LA Muscle Challenge please go to - www.lamuscle.tv/player/parkour/1