What muscles do rings work?
The lats, rhomboids, deltoids, biceps, abdominals, forearms, and even the pecs get worked hard in the ring version of the mighty pull-up. The moving rings make it more difficult, but they can also be a lifesaver for people who experience elbow or shoulder problems when doing pull-ups on a straight bar.
Do ring workouts build muscle?
Even a basic ring workout will increase the demands on your muscles, as they’ll have to work constantly to stabilise you.” Because of the extra demands of this double-threat approach, gymnastic rings are an incredibly effective way of building both muscle size and definition on the upper body.