One-legged balancing poses may look serene, but stringing them one after another offers one of the best butt-burners you'll ever feel. The trick to a tighter tush? Do these five poses in this exact order, repeating the sequence three times before releasing your leg to the floor; repeat on the other side. If you don't feel sore after this, our guess is that your backside is made of titanium!
Source: Louisa Larson Photography