Glossary
Front delts
The front delts are the front portion of your shoulder muscle.
Active in all pressing — bench, overhead press, dips. Often overdeveloped relative to the rear delts.
Also known as
anterior deltoid, front deltoid, front delt
Related terms
Lateral delts
The lateral delts are the side portion of your shoulder, responsible for most of your shoulder width.
Rear delts
The rear delts are the back portion of your shoulder.
Triceps
The triceps are the three-headed muscle on the back of your upper arm.
Chest
The chest is the large fan-shaped muscle (pectoralis major) on each side of the front of your torso.