The strong muscles of your legs help you walk, run, jump, skip, dance and hop your way through life every day. Finding the best leg exercises to shape and tone the legs can be a challenge. Maintaining your leg shape can be just as difficult. Variety is the key to making your legs looks their best. If you focus too much attention on one muscle group, then you might neglect the other muscles of the legs. Changing up the most effective leg exercises will ensure that you receive a comprehensive workout that ...