br br According to American Council on Exercise (ACE), lunges is one of the most effective exercises in working of the butt and the legs. To do this exercise, you need stability, balance and overall body coordination and proper posture alignment. These elements are useful for muscle development and conditioning. br br Lunges can be done almost anywhere without much space needed or any equipment. We can simply use our body weight to act as the resistance for beginner. There are many versions of lunges available which you would definitely find one of them suitable for you. br br This video shows you one such version.