Article in English: For help strengthening the upper trapezius muscle and maintaining its optimal function, you may be referred to a physical therapist. Specific exercises aids in preventing upper trapezius pain. The following exercises may be performed with 15 to 20 reps every hour during the day. Scapular Pinches. You will be instructed to move your shoulders back in a circular motion, and then pinch shoulder blades together.     Shoulder Shrugs. It is done by raising the shoulders up until it reaches the ears and then lower it back.     Neck Rotation. Rotate the head to the right first, and then repeat on the opposite side.    Once your trapezius feels like it has returned to normal, you should begin some gentle exercises to make sure that it does not get injured again. There are several exercises you can do to strengthen your trap. You may want to consult a physical therapist or muscle specialist again before doing this exercises if you are not sure that your muscle is fully healed. Try shoulder touches. Stand straight with your shoulders relaxed. Slowly look forward and then move your head so that your ear moves toward your shoulder. Your ear should be as close to your shoulder as possible without it hurting or feeling like you are straining it too hard. Hold this position for 10 seconds and then do the same thing on the other side of your body.     Try chest touches. Stand straight with your shoulders relaxed. Slowly tilt your head so that your chin goes towards your chest. Make sure that your shoulders stay down and rested while you do this. Hold this position for 10 seconds. Do this exercise two or three times a day.    If your have very severely pulled or torn your trap, you may need to get surgery, particularly if it doesn't seem to grow stronger, even when you try to strengthen it with exercises. However, this is only considered when all of the other methods have failed. The surgery repairs and reconnects the damaged trapezius muscle tissue to help it regain its function.

Summary in Chinese:
寻求物理治疗师的帮助。 斜方肌复原后，也要在家锻炼它。 如果受伤的肌肉迟迟不愈，请咨询医生或物理治疗师。