The common causes of low back pain in men are the following: a. Acute injury, commonly caused by strains of the lumbar muscles, fascia contusions, accidental sprains of the lumbar region, and in severe cases can lead to fractures of the transverse processes of the lumbar spine, which can lead to low back pain. Second, chronic strain injury, including heavy daily work, often bending work, labor can lead to lumbar muscle strain and lumbago. Some male patients have more frequent strenuous exercise in bed, which can also lead to damage to the lumbar muscle. Third, lumbar diseases, including lumbar disc herniation, lumbar spinal stenosis and lumbar spondylolisthesis, often due to injury, degeneration and other reasons. Fourth, diseases of the internal organs, commonly caused by urinary stones or urinary tract infections, can also cause symptoms of lumbar pain, and patients are advised to go to the hospital for detailed examination.