Medically reviewed by Jennifer Steinhoff, MD A pinched nerve in the lower back occurs when excessive pressure is applied to a ...

A herniated or bulging disc in the back can be identified with magnetic resonance imaging (MRI), a test typically recommended ...

L4-5 in your back is a joint just like your knee or your shoulder. Herniated discs are joint injuries. The most common cause of a herniated disc is a twisting type of injury. It can be caused by a ...