There are many ways to widen your shoulders, mainly through exercise to widen your shoulders, the most direct exercise is swimming. Swimming is a sport that consumes more physical energy, less damage to muscles and bones, and is safer. In the process of swimming is mainly by the strength of the arm, so that the shoulder, upper arm, forearm muscles of each muscle group, through the action of playing water so that the body in the water forward. The exercise process mainly on the shoulder muscle strength requirements are relatively high, this activity in part of the muscle groups to get a large degree of exercise, a long time of swimming so that the body will form the state of the inverted triangle, the shoulder to be wide state, swimming is a good way.