Like Chris Borland, Risk Not Worth Reward For Millions of Youth Players
Why this rookie gave up $1 million in the NFL
NFL standout quits, citing brain damage risk - WHYY
49ers Wunderkind Retires After 1 Year, Brings Concussion Issue Again to Fore
The ripple effect of linebacker Chris Borland's early NFL retirement - Sports Illustrated
Former 49er Chris Borland still making football impact
A look back at the commitment of Chris Borland, Travis Frederick and Michael Deiter to the Wisconsin Badgers
Full transcript of Tim Ryan's comments regarding Chris Borland retirement - Niners Nation
He Gave Up MILLIONS…The Story of CHRIS BORLAND
San Francisco's Borland joins recent list of early retirees in NFL, National Sports
NFL's Chris Borland -- Parents 'Extremely Proud' Of Decision to Quit NFL
Borland retires at 24, citing health concerns
Concussion Concern: LB Retires After One NFL Season
Chris Borland says money was never a factor in retirement call - NBC Sports
49ers' Chris Borland becomes latest young NFL star to retire early - Cincy Jungle