Our advice: DO IT! Zumba is not only an exhilarating and fun workout, but it can also (and most importantly) flatten your abs. You're probably familiar with this popular, Latin-inspired dance/fitness class and may be a devout fanatic already. Or maybe you've just started your fitness journey and you're thinking about dancing your way into a lean, fit body. How can regularly attending Zumba classes flatten your abs? Zumba uses high-intensity interval training with fast songs a