A bulging disc or herniated disc (also known as a ruptured disc) is the result of pressure upon a intervertebral disc that results in a protrusion from the disc. A bulging or herniated disc can be the result of injury, wear and tear upon the spine from natural aging, or degenerative disc disease.
Simpson was sentenced to nine to 33 years in Nevada state prison but was granted parole on some convictions in July, meaning he must serve at least four more years locked up.
Thirteen years to the date after being acquitted in his criminal trial, Simpson, then 61, was found guilty of robbery and kidnapping and sentenced to up to 33 years in prison. He is serving his time at Lovelock Correctional Facility in Lovelock, Nev. Simpson, now 68, will be eligible for parole in October 2017.