Ryan Shazier has officially retired from the NFL. Following his head injury in 2017, there was a chance the Steelers LB would never walk again. He defied the odds and danced at his own wedding. 🙏 B/R Gridiron | Bleacher Report

Former Pittsburgh Steelers linebacker Ryan Shazier has come a long way since suffering a spinal injury in December 2017. He's using his experience to make a difference in the lives of others who have spinal injuries with the Ryan Shazier Fund for Spinal Rehabilitation. | NBC Sports

In 2017, a spinal injury left Ryan Shazier unable to walk. Sixteen months later, he was doing box jumps. He has announced his retirement from the NFL but will forever be an inspiration ❤️ | ESPN Australia / NZ

🎥WATCH🎥 Ryan Shazier walks across the field prior to the Steelers big 28-21 win in Cincinnati on Sunday. Do you think this walk inspired his teammates? GAME HIGHLIGHTS: https://cbsloc.al/2AbcI8v | KDKA-TV | CBS Pittsburgh

Ryan Shazier is synonymous with perseverance and strength. The former Pittsburgh Steelers linebacker sits down with Tony Dungy to reflect on his remarkable journey of recovery and the creation of the Ryan Shazier Fund for Spinal Rehabilitation. Don't miss it this Sunday at 7pm ET on NBC. | Sunday Night Football on NBC

Steelers' Ryan Shazier's road to recovery from a spinal injury included stops at the Penguins game and his alma mater as an honorary captain. #PowerOfPossible | NBC Sports