Jayson Tatum's longtime trainer Drew Hanlen appeared to take an indirect swipe at Celtics head coach Joe Mazzulla.

Mazzulla said he reminded the Celtics guard of his greatness before the Celtics' victory in Minnesota. The post Derrick White ...

Jayson Tatum came to Joe Mazzulla before the game and asked to guard Anthony Edwards. He rose to the occasion, and the ...

Joe Mazzulla rattled off a series of stats to support the Celtics' defense, which has faced criticism during the team's ...

Celtics coach Joe Mazzulla freely admitted Tuesday that his team had to improve on both sides of the ball to emerge from its ...

Joe Mazzulla turned to a seldom used tactic in the first quarter that set the stage for a Celtics blowout Friday.

Joe Mazzulla expresses excitement for Boston Celtics' tough upcoming schedule, looking forward to the team's challenges in ...

Boston Celtics head coach Joe Mazzulla shrugged off a tense interaction with a ref after their loss to Chicago on Thursday, ...

Joe Mazzulla quickly shut down any notion that was the case.

BOSTON — After falling to the Indiana Pacers on Sunday night, 123-114, the Boston Celtics are 2-4 in their last six games.

What’s wrong with the Celtics during their recent slump? Joe Mazzulla gave a very thoughtful answer before Tuesday’s game.

The NBA fined the Boston Celtics coach $35,000 on Saturday "for aggressively pursuing and directing inappropriate language ...