Ex-NFL star Vernon Davis advocates for athletes to use Q-Collar: 'It's a way to keep everyone safe'
Vernon Davis is a two-time Pro Bowl tight end who played 14 seasons in the NFL before he called it quits following the 2019 season with nfl. Davis cited his five concussions as one of the reasons why he called it quits. He only played four games in 2019 after playing 14 games in 2018…