Increasing strength without significant muscle mass gain is achievable through correct manipulation of training variables.

“And we can go harder to the mechanisms on that piece if you want, or we can save that and come back to it. - Sure. What I'd love to, both, what I'd love to know was if we could define some of these modifiable variables, - Yeah. - in the context of strength. So let's say I- - Oh okay, yes. - was somebody who, I come to you and I say, and let's just say for sake of balance here, 'cause she actually does do some weight training. I bring my sister in, and I say, me and my sister both want to get stronger. What modifiable variables should, how should we modify the variables?”