LeBron James reportedly spends seven figures a year on body care. Business Insider reports the most crucial element of his health may be his sleep. James and his trainer, Mike Mancias, were on Tim Ferris' podcast. They discussed how James tries to get 8-10 hours of sleep a day as part of his "never-ending" recovery. James does everything from controlling the temperature to using a sleep app. James is vigilant about making sure he gets the shut-eye necessary to heal his body.