In a properly performed paleolithic kipping pull-up, after locking out over the spear, the caveman pushes back from the spear into an arc that loads the forward push of the chest …

I've got a crick in my elbow for a week now, hurts like you-know-what. I don't think the chin-ups help. Weight lifting is okay, but chin-ups hurt. No, I'm not getting fat, I think …