Jillian Michael's two 30 minute work outs to burn fat, lose weight and build Strength.  Lift and Shred is Jillian's incredibly effective weight lifting workout program that will boost metabolism, workouts that progress in difficulty. All you need is one set of dumbbells from 8 lb's up to 15 lb's. The more fit you are, the heavier you can lift, so you can continue growing with the workouts. As always, there are modifications for every single exercise.