MusclistSide delts exercises
The side of the shoulder lifts your arm out to the side and gives the shoulders their width.
Exercises that mainly train the side delts
See how much work it got this week
Musclist counts every set you log against the muscles it works — a full set for the main muscle, half a set for each muscle that helps — and draws it on a muscle map after each workout, so you can see whether your side delts got enough work this week.