The Workout That Does It All 1 of 5 Exercise Three: The Jaguar Starting position: Stand with your feet slightly wider than shoulder width apart, toes pointed outward. Bend your knees (they shouldn't extend beyond your toes) and raise your arms to the side at shoulder level. Relax your back and shoulders. Target muscles: Core, calves, hamstrings, quadriceps, inner thighs, and gluteus maximus. The Jaguar: Weeks 1-3 » From The Workout That Does it All in the March 2006 issue of O, The Oprah Magazine. Subscribe now! Exercise One: The Eagle Exercise Two: The Caterpillar Circuit