The one-arm cable side lateral raise exercise is useful to isolate the lateral deltoids using the steady resistance of the cables. The exercise involves both the anterior deltoid and the rear one as secondary muscles. Also the traps is involved at the end of the lifting up.
DUMBBELL LEANING LATERAL RAISES - The exercise involves all muscles of the shoulder, especially the central part of the muscle, getting the standard roundness to the muscle. It is performed to develop the mass and the definition of the muscle.