1. There are many ways to shoulder width, mainly through exercise, and the most direct exercise is swimming. Swimming is a sport that consumes a lot of physical strength, and has little damage to muscles and bones, so it is relatively safe. In the process of swimming, mainly by the strength of the arm, the muscles of the shoulders, upper arms and forearms make the human body move forward in the water through the action of fetching water.

2. During exercise, the strength of shoulder muscles is required to be higher. In an activity, some muscle groups have been exercised to a great extent. Swimming for a long time will make the human body form an inverted triangle with shoulder width, so swimming is a good way to practice shoulder width.