Back To Basics: The Butt Exercise You've Been Waiting For

A few years ago, I had what we'll call a huge fitness crush on a trainer. (Is that a thing? Well, it's a thing now.) Her name was Gina and she had the best butt of all time. My friends and I took all her classes in the vain hope that we might one day achieve a behind that was even half as fabulous as hers. I learned a lot from her. And, her kickboxing, weight-lifting, and circuit-training classes were full of simple fitness secrets that I still use to this day. The best butt-centric tip Gina tau...