Boston Celtics coach Joe Mazzulla says Tuesday's pickup game between coaches and media was no laughing matter.

"He just takes pride in learning, and [he's] well-educated. I think anything he does, he’ll be good at.” The post Joe ...

The score may have been lopsided, but they treated us like equals. The post Opinion: The coaches vs. media game was Joe ...

Boston Celtics star Jaylen Brown and head coach Joe Mazzulla weighed in on who would win in a fight between them.

Mazzulla, who’s been cagey about how he plans to structure Boston’s overhauled starting lineup, seemed to confirm after Queta ...

Joe Mazzulla is clearly not tolerating any BS from Immanuel Quickley, as evidenced by the Celtics coach's violent reaction.

Celtics head coach Joe Mazzulla has a habit of showing love to all of his players, including the recently retired Malcolm ...

I hope that it doesn’t drag on as something that was funny. It’s something that was serious. … We’ll do it again.” ...

A Jaylen Brown injury update: During the first quarter of the Celtics’ preseason win over the Raptors on Wednesday, Jaylen Brown left the game after appearing to pick up a left hamstring injury.

Mazzulla and Brown himself gave their own updates on the star's hamstring injury, but it remains something to monitor.

The Celtics aren’t a favorite to emerge from the East coming off a failed NBA title defense last season that ended with a ...

After Immanuel Quickley made a shot, he gestured and taunted the Celtics bench. Quickley's antics didn’t amuse Joe Mazzulla.