Shoulder
Lateral Deltoid
Deltoideus pars acromialis
The middle head that gives the shoulder its width; the prime mover of lateral raises.
- Function
- Shoulder abduction (roughly 15–90°).
- Origin
- Acromion of the scapula.
- Insertion
- Deltoid tuberosity of the humerus.
Synergists / Antagonists
Exercises that train this muscle
- Dumbbell Lateral RaiseFree weight · BeginnerPrimary
- Cable Lateral RaiseCable · BeginnerPrimary
- Barbell Upright RowFree weight · IntermediatePrimary
- Overhead Barbell PressFree weight · IntermediateSecondary
- Dumbbell Shoulder PressFree weight · BeginnerSecondary
- Machine Shoulder PressMachine · BeginnerSecondary
- Dumbbell Front RaiseFree weight · BeginnerSecondary