Legs blowing cold pain, may be due to the following reasons: 1, may be the patient itself there are rheumatic diseases, such as rheumatism, rheumatoid arthritis, or old cold legs of a kind of disease, this kind of disease itself is due to the cold at the beginning, or in the long term in the high temperature, humid environment, the patient’s lower limbs again by the cold wind blowing, it is possible to exacerbate the relevant 2, this situation may be caused by osteoarthritis, this kind of disease once attacked, the patient will often show that the lower limbs are easy to be afraid of cold, in the patient suddenly by the cold wind blowing, the joint inflammation may be aggravated, and then manifested as obvious pain, swelling, activity limitation. 3, this situation may be caused by the old injuries, such as the patient’s previous existence of This condition may be caused by old injuries, such as the patient’s previous severe fracture, dislocation, or blunt contusion of soft tissues of the lower limbs, which may lead to recurrence of inflammation under the stimulation of cold and subsequent cold pain. 4. This condition may also be caused by the vascular and nerve-related lesions of the lower limbs, such as the patient’s severe lumbar disc herniation, or the thrombosis of the blood vessels of the lower limbs, which may be aggravated due to the stimulation of cold and result in the above mentioned disorders. The cold stimulation may lead to the aggravation of the above diseases, and then produce cold pain in the lower limbs.