Getty Lakers head coach JJ Redick and LeBron James during a game. Los Angeles Lakers second-year coach JJ Redick is facing his first major challenge of the season before it even begins. According to ESPN’s Shams Charania , LeBron James will miss the start of the 2025-26 season due to sciatica — a nerve irritation that affects the glute and lower back — sidelining him for an estimated three to four weeks. The setback is expected to keep the 40-year-old superstar out until late November or early