Gasp athlete and IFBB pro, Johnnie O. Jackson, takes us through one of his signature heavy back days at his gym in Texas. Watch for some serious back day motivation! | Muscle & Strength

In this #tbt first episode of 13-time Mr Olympia competitor JOHNNIE O. JACKSON's documentary, he takes on the role of Coach Johnnie. Watch as JOJ takes his client and NPC competitor TJ Clark through a hardcore chest workout! ☣️ | Mutant

IFBB Pro's Johnnie O Jackson Manuel Romero Wrecking DELTS. Hop on if you can hang on, and go for a ride as JOJ and Manny Romero hammer delts at Bev's Powerhouse on Long Island. JOJ is 5 weeks out from the O, and Manny is just about to start prep for the Ferrigno in November. They are full throttle and all out in this 4K video. ☣️ | Mutant

Johnnie O. Jackson brings a level of intensity to his training that's rarely seen today. If you can watch this without being motivated to get to the gym then you need to get your head checked. Johnnie is 8 days out from a show but still givin' er hell at the original Metroflex in Arlington, Texas. Shoulder smashing / delt day | Mutant