Myofibrositis is usually characterized by painful sensations, and the type of pain is mainly dull or persistent soreness. 1. The pain sensation will appear in various parts of the patient’s waist, back, buttocks, sacrum, knees, legs, shoulders, neck, etc. Usually, the area of pain in the lower back is larger, and the pain on both sides of the psoas muscle and above the iliac crest is the most obvious. The pain shows certain characteristics, that is, the pain is more serious in the morning, will be relieved during the day, and the pain will be aggravated in the evening, the change of weather and excessive fatigue will trigger the pain. 2. In addition to the symptoms of pain, localized numbness, coldness of the skin, muscle spasms, and even movement disorders may occur. Myofibrositis may also present some other symptoms, it is recommended that the patient consult a doctor for examination in time, and take corresponding treatment measures under the guidance of the doctor. Pay attention to the cold and warmth, avoid catching cold, in order to prevent the symptoms from worsening.