The Best Shoulder Workouts To Build Mass Your shoulders are perhaps the most used muscles in your upper body. You use them for almost every action that you do. It is very important to develop a well-balanced pair of shoulders. Shoulder exercises target the primary shoulder muscles also known as delts muscles. In fact, each delts muscle consists of three separate sets of muscle fibers such as the anterior, posterior and lateral fibers.
Use the following shoulder workouts in your weight training program: