1, avoid shoulder injuries: Strong shoulder muscles can avoid shoulder injuries.

2, dress in style, like some wide and stiff clothes, such as suits, windbreakers, leather clothes and so on. People with narrow shoulders will feel unable to hold on, but people with wide shoulders will look more beautiful and stylish.

3, security: people with wide shoulders look stronger, giving people a sense of reliability and security. Muscle shaping can be promoted through shoulder muscle training and high protein food.