After blowing air-conditioning cold, legs afraid of cold may be related to the temperature is too low, the body is weak, blood circulation ability to become weak and other factors, it is recommended to do a good job to keep warm, pay attention to diet and exercise. 1. Low temperature: After blowing air conditioning cold, legs afraid of cold may be due to the indoor temperature is relatively low, you can adjust the air conditioning temperature, or turn off the air conditioning, go to no air conditioning place. You can also put on long pants and a quilt to keep your legs warm. Normally when blowing the air conditioner, try not to let your legs or body to the air conditioning vent. 2. Physical weakness: blowing the air conditioning after the cold, the legs are afraid of cold, but also consider the impact of physical weakness, it is recommended that daily attention to diet, three meals a day, nutritionally balanced diet, with appropriate exercise, and slowly enhance the body’s resistance. 3. weakened blood circulation: after blowing air conditioning cold, legs cold may also be due to prolonged sitting, standing or lying down and so on resulting in weakened blood circulation, it is recommended that you can walk, or prepare hot water to soak feet, increase the lower limb blood circulation. Often appear after blowing air-conditioning cold, legs cold symptoms, should promptly go to the regular hospital Chinese medicine department to find a professional physician to adjust.