quarterback has avoided surgery on the bulging disk that contributed to his late-season slide. "At this point, the back injury is ," Rivers told KGB-FM radio, via ESPN.com. "We'll kind of revisit it in a month or so. But everything is improving. I'm back to my regular workouts and running around. ... Jason Castro Jersey I'm actually on the up and up. So I'm pretty excited." The injury was severe enough that Rivers in December, NFL Media Insider Ian Rapoport reported at the time. Once the ' medical staff is confident that the injury is behind Rivers, the organization will work to ensure the 33-year-old's future in San Diego. Due to reach free agency after the 2015 season, Rivers is a in the coming months. As long as Rivers is fully healthy, he deserves a paycheck commensurate with his status as one of the NFL's top half-dozen quarterbacks. The latest Podcast and reacts to the latest news. Find more content on . Craig Biggio Jersey