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Learn how a lumbar disc herniates and can cause lower back pain
Sciatica is leg pain caused by a problem in the low back.
See how a disc degenerates and how it can cause pain and other symptoms
ranchoalmosta said: I've been curious how people with hardware or other metal in their body get through the airport metal detectors. Do you have to carry a note from your doctor? Is there some sort of certificate you carry? Just wonderin'.