Spondylolysis is a condition created when a localized fracture of the bony arch, referred to as the pars interarticularis. This injury is most commonly located in the lumbar spine. This stress fracture is usually do to excessive force or repeated strain. Learn how to fix that "damn back" problem.
Spondylolisthesis is a condition that causes an alteration of the normal alignment of the spine. The lumbar spine accepts a majority of the weight bearing stress. Because of this important role, it the most susceptible level of the spine for this type of an injury. Learn how to stand up straight against Spondylolisthesis.