Jaylen Brown looks poised to lead the Celtics next season With Tatum out for at least several months, Brown is the Celtics’ obvious go-to guy for the 2025-26 season.

Brown credits Muay Thai with improving his footwork, mobility and body control. However, he also believes it instilled a mentality and confidence that has trickled into every part of his game.

Jaylen Brown had surgery Wednesday to repair the knee injury that hindered him for the final several months of the 2024-25 Celtics season. Brown underwent what the team called a “right knee ...