Different exercises have their advantages and disadvantages.
In-line Skating Swimming Other View results without voting. Tell us about it . Archive of Readers' Changes Progression Gradual Fitness Slowly building up to higher levels of exercise reduces risk of injury and builds endurance. A newer breed of walking sticks is turning up in the hands of walkers out to boost their aerobic workouts. Some weight lifters find that slower repetitions mean faster strength and muscle build-up.