Chris Borland's decision to retire after one season in the NFL because of concerns about the long-term effects of repetitive head trauma unleashed a flood of reaction from fellow NFL players and ...

Chris Borland, who sent shockwaves through the NFL with his retirement last week after one season with the San Francisco 49ers due to fears of future brain injuries, told CBS News' "Face the Nation" ...

Chris Borland knows firsthand all about the challenges of early retirement, having stepped away from a promising football career after one year because of concerns over head injuries. Instead of ...

Latavius Murray of the Oakland Raiders is tackled by Chris Borland of the San Francisco 49ers O.co Coliseum in Oakland, Calif., on Dec. 7, 2014 Latavius Murray of the Oakland Raiders is tackled by ...

One week after Patrick Willis’ sudden retirement, 49ers linebacker Chris Borland has informed the 49ers he is also ending his football career due to the long-term effects of repetitive head injuries.

Since choosing to retire from the NFL in March after one promising season, Chris Borland has spent months explaining a thought process most can’t comprehend. San Francisco 49ers radio broadcaster Tim ...

SAN FRANCISCO — Another star member of San Francisco's vaunted defense is calling it a career. The 49ers announced late Monday that linebacker Chris Borland is retiring after one season, without ...

Recent studies about concussions and the risk of brain damage have raised the question of whether it is safe to play football. One young, potential NFL all-star has decided the answer is, "no." Chris ...

Senior linebacker Chris Borland played with the intensity of somebody trying to make up for lost time in the University of Wisconsin football team’s 27-17 victory over Brigham Young on Saturday. Then ...