Anyone, at any fitness level, can benefit from using resistance bands. They add an extra challenge to bodyweight exercises but don't put the same sort of pressure on your joints that external weights, like dumbbells and kettlebells, do. They're also great for targeting smaller stabilising muscles that you may not typically work. work the small muscles in the hips, particularly the gluteus medius, which plays the important role of stabilising your quads when you walk and run.