The causes of back paresthesia include spinal or spinal cord diseases, bad habits, and non-organic factors. 1. Spinal column or spinal cord diseases: such as thoracolumbar disc herniation, fracture, tuberculosis, spinal cord tumors and other conditions, compression of the spinal cord, can appear back numbness. 2. Bad life habits: such as overwork, local cold, sitting posture is not correct, etc., can appear back numbness, or can be relieved after rest. 3. Non-organic factors: such as anxiety, depression, neurosis, may appear back numbness, as well as a variety of physical discomfort. The back of the numbness of the situation need to consult a doctor in a timely manner, improve the relevant examination, to clarify the specific causes, and active treatment.