During the treatment of lumbar compression fracture, the foot is a little bit numb in the afternoon, the possible reasons are poor local blood circulation, compression of peripheral tissues and nerves, postoperative scar adhesion and compression of hematoma. 1. Poor local blood circulation: During the treatment of lumbar compression fracture, bed rest and immobilization braking are required, which may cause poor local blood circulation and lead to numbness of the feet due to insufficient local activities. 2. Compression of peripheral nerve tissue: lumbar compression fracture, compression of the nerve root in the spinal canal, causing numbness in the innervated area of the foot, the compressed nerve root during the treatment is not lifted, resulting in a little bit of numbness in the foot in the afternoon. 3. Postoperative scar adhesion and hematoma compression: It may be lumbar vertebral compression fracture, after surgical treatment, during the treatment period, resulting in scar adhesion and hematoma compression, leading to some numbness in the feet in the afternoon. There may be other reasons for the numbness in the afternoon during the treatment of lumbar compression fracture, so it is recommended to go to the regular hospital in time, complete the relevant examinations, and after clarifying the cause of the disease, carry out targeted treatment or therapy under the guidance of the doctor.