The lumbar vertebrae are the largest movable bones of the backbone. Their large size and bone strength is necessary because these vertebrae support more weight than the upper two segments of the ...

Lumbar retrolisthesis is when parts of your backbone are slipping backward on one another. Although this condition generally causes few symptoms, there’s evidence that lumbar retrolisthesis can lead ...

As you get older, your vertebrae (spinal bones) tend to wear down. The bony discs and joints can crack. You don’t have to have an injury, such as a fall, for this to happen. Wear and tear on any bone ...