Result: The most common disc hernia was L4 - 5 (40%) and L5-S1 (33.85%); mainly grade 2 pain, low back pain spreading to the legs, accounting for 67.69%; with severe pain accounted for 75.93%, moderate pain 24.61%; concentrated in working age 31 - 50 accounted for 73.84%, mainly heavy workers 66.15%.