Callanetics is a series of gentle, delicate, precise motions that work deep into the muscles, the important ones that are the real source of a beautiful, tight body. Callanetics may be difficult at first because you are using muscles that you have probably never used in your entire life. But Callanetics works and works fast, without putting pressure on your back. Developed by Callan Pinckney, these unique exercises will teach you how to give yourself an incredible gift: a beautiful, tight, strong, powerful body. It's the body you deserve.