. >> reporter: if you talk to abby clark robinson and her us h band jeff who work together at this club, mma, the reason mixed martial arts is growing is you get more than a stronger body. >> you're going to learn a practical art. you're going to learn self-defense. and you're going to learn a skill. >> reporter: that skill is becoming more attractive to especially women. >> when i first started, there weren't very many girls. i actually had to wrestle with men. >> reporter: but not anymore, they may have started because they have a family. shape having kids. >> reporter: but mixed martial affair. >> w w ask that we always get the kid in here first, and then mom and dad want to join. >> reporter: part of the appeal for the women is the self-defense part of training is about leverage and not size. if you train properly and mix the moves with martial arts, size doesn't matter. >> this is what she means by this. hands here. i'm going to grab you here. i'm going to lift this behind you. i just stepped on your foot. sorry about that. and then i'm going to roll you over and get the heck off y