Johnnie O. Jackson often labeled the strongest bodybuilder to ever compete on the Mr. Olympia stage. Deserves way more credit than he has been given. Most guys know him as Branch Warren’s training partner, but he’s so much more than that.
The pair of them are known for having the most hardcore workout style in the industry.
But just how hardcore is it?
Watch Johnnie go through his chest workout in the video below to find out and let us know if you’re able to train with same intensity as he is.