Muscle burns three times as many calories as fat so pick up those weights to lose weight! Kathy Smith: Lift Weights to Lose Weight Double Feature is a 2-disc DVD set featuring seven great workouts that can be mixed and matched to meet individual needs. Disc one starts with three routines that teach the basics of using weights to shape lean muscle. The second disc adds a twist to the traditional workout to further boost metabolism and increase bone density to help improve posture and prevent osteoporosis. The DVD contains personalized introductions and instructions from Kathy Smith, and bonus features include a stability ball workout and tips for looking thinner with great posture. A leader in the fitness industry for over 20 years, Smith uses cutting-edge techniques that take fat burning to the next level. Kathy Smith: Lift Weights to Lose Weight Double Feature is perfect for all ability levels and women ages 35-65.