Thicker and thicker shoulders may be caused by the following reasons: First, it may be caused by the patient’s thicker subcutaneous fat, for example, the patient has suddenly become fat in recent times, so the shoulder area will also thicken accordingly. Secondly, it may be due to the fact that the patient has been exercising the muscles of the back as well as the shoulders, and when the muscle content of the shoulder area becomes more and more, the back will also become thicker. Third, it may be related to the patient’s endocrine disorder, especially patients with adrenocortical dysfunction, long-term use of hormonal drugs for treatment, it may form the situation of buffalo back. Fourth, there may also be due to the patient’s poor standing or sitting posture and cause the shoulders look thicker, if the situation is more serious, it is best to go to the relevant departments of the hospital in time to do further examination, and then targeted treatment.