The Side Lunge Reach exercise works your butt, shoulders, quads, and hamstrings.
-Lose 10 pounds fast. Side Lunge and Lift: Stand with your legs wide apart for this move. Without taking any steps, shift your body to one side into a side lunge, and then raise the same arm up. Keep the opposite arm pointed directly down in front of you. Do 10 to 15 reps.