Timesaver Lift Weight to Lose Weight includes two highly effiecient 20-minute workout routines one focuses on the upper body and on e on lower body. The unique Dual Track Sysytem allows you to alternate high and low resistance to gain strength and avoid workout p lateaus perfect for all fitness levels . Easily combined for an amazing total body routine. Lifting weights adds lean muscle requ ired to increase metabolism and helps burn calories it also increases bone density to improve posture and prevent osteoporosis. Bo nus workout for Fabulous Abs and Stronger Back and Kathy's tips on "Looking Thinner with Great Posture."System Requirements:Running Time: 60 minutes Genre: HEALTH/FITNESS Rating: NR UPC: 031398221456