Why did Ken Grriffey retire?

Ken Griffey Jr. retired primarily due to ongoing injuries that had plagued him throughout the later part of his career. After a successful tenure in Major League Baseball, his body could no longer keep up with the demands of playing at a high level. He announced his retirement in 2010, expressing a desire to leave the game on his own terms and cherish the memories of his illustrious career. Ultimately, Griffey wanted to focus on his family and other interests outside of Baseball.