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.

The Celtics coach was asked about that philosophy after a recent team practice, and Mazzulla shared that he thinks "everybody ...

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 ...

This article was originally published on www.si.com/nba/celtics as Celtics’ Joe Mazzulla Slams Preseason Games. The Boston ...

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Why did Joe Mazzulla have his staff face the media in a pick up basketball game? The Celtics coach explains his decision.

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

Wait... Joe Mazzulla and the coaches faced the Celtics media in a basketball game?! Coco: "I got what he was saying". Curtis: ...

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

What was supposed to be a friendly pickup game between the media turned into utter humiliation at the hands of the Celtics ...

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