The causes of back cold pain may include fasciitis, muscle strain, vertebral osteophytes, etc., as follows. 1. Fasciitis: Sitting for a long time, overwork, sleeping posture and improper choice of mattress can cause aseptic inflammation of the fascia of the back, which leads to back cold pain, in addition to back pain, stiffness, restricted movement and so on. 2. Muscle strain: long-term bending, weight bearing, looking down at the cell phone or lifting heavy objects can lead to muscle strain in the back, resulting in symptoms of cold pain, in addition to muscle edema, or even inflammation. 3. Vertebral osteophytes: strain, trauma, obesity, overweight and congenital spinal deformities can lead to vertebral osteophytes, resulting in cold pain in the back, especially in the case of fatigue or cold, the symptoms are more obvious. Back cold pain may also have other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.