The causes of cold heels are as follows: 1. Patients with degeneration, osteophytes, or osteoporosis in the heel area are prone to cold heels. 2. Patients with lumbar disc herniation, especially after lumbar 5/sacral 1 disc herniation, are also prone to cold heels. 3. Patients with bursitis in the heel area, mainly because of inflammatory edema of the bursa, are also prone to cold heels. Inflammatory edema, also easy to trigger the heel part of the cold situation. After the patient has a cold heel, be sure to consult a doctor to see what causes it, and treat the cause to promote symptom reduction and recovery. In case of cold heel, it is important to pay more attention to keep the feet warm, avoid getting cold, and avoid excessive weight bearing and activities in the heel area to avoid aggravation of symptoms.