LeBron James, 41, says he knows what will tell him when it's time to retire

LeBron James said one thing will tell him when it's time to retire. Luke Hales/Getty Images LeBron James said thoughts about retirement can pop up at any point in his day. However, at 41, James said he still loves the work it takes to stay great. He has one clear sign for knowing when it's finally time to walk away from basketball. LeBron James , 41, said he finds himself thinking about retirement at unexpected times. On Friday's episode of the " Mind the Game " podcast, the NBA star talked about leaving the Los Angeles Lakers for the Philadelphia 76ers and how he weighs his future in the sport. The thought that he may be nearing his final game can come to him "at random moments" and "random times of the day," James told podcast host Steve Nash.