Resistance bands are a key tool for pilates and help you to stretch and strengthen your muscles. These bands often come in various different “strengths,” which provide different levels of resistance. The right resistance level will depend on your expertise and the workout you are doing.
Resistance bands are effective because they challenge muscles in the same way as free weights. ... Studies show that the number of muscle fibers activated and the force provided by the muscles are similar to an elastic resistance band and free weight dumbbell resistance.