Boston Celtics head coach Joe Mazzulla on Friday stayed true to his reputation as the most locked-in coach in the NBA.

The Boston Celtics began play in the 2024 NBA Cup on Tuesday, but Celtics head coach Joe Mazzulla did not find himself any more excited for the NBA Cup than for ...

Joe Mazzulla spoke with the media at Celtics practice about his relationship with other coaches, and why he told former ...

Charles Lee could not be more opposite than Mazzulla.

Joe Mazzulla is barely into his third year as the coach of the Celtics, but he's already established himself as one of the ...

I’m not talking to you during the season. I’m not waving to you at the national anthem. I’m not doing that. You’re an enemy.” ...

Coach Joe Mazzulla said Porzingis has been doing some full-court one-on-five work with assistant coaches. Point guard Jrue ...

Mazzulla acknowledged that he does interact with some head coaches from time to time but he does not want to let those ...

Bobby Manning and Noa Dalzell provide an update from Friday's Celtics practice, where Kristaps Porzingis participated in ...

Don't expect Celtics head coach Joe Mazzulla to be best friends with rival NBA coaches during the season. He explained why on ...

Celtics head coach Joe Mazzulla knows that even friends can be a distraction at times, and he explained how with a story ...

Charles Lee won a championship as the lead assistant on Joe Mazzulla's staff with the Boston Celtics last season. When Lee ...