Mazzulla said his players have to welcome the challenge of snapping out of the worst slump since the coach’s first season.

When speaking to the media following Boston's loss to the Raptors, Mazzulla admitted that his team isn't reaching its full potential. The third-year head coach noted how the Celti

During a recent news conference, the Celtics head coach discussed the difficulties and importance of finding minutes for younger players looking to improve their game. He explained the balancing act it takes and why it's a high priority for the team to ensure a pipeline is in place.

Mazzulla says the pressure on the Celtics is coming from comparisons to Cavs and Thunder: "Oh, you're not as good because you're not them."

The Boston Celtics have been one of the more difficult teams to figure out of late. While the Celtics have continued their dominance this season, they have also shown a lack of focus in multiple games.

Boston Celtics head coach Joe Mazzulla reflected on his early days with the franchise and finding success as an NBA coach.

The Boston Celtics barely avoided disaster late against the New Orleans Pelicans on Monday. Head coach Joe Mazzulla didn't even want to discuss the dicey moment

After Brandon Jennings criticized Jayson Tatum, Joe Mazzulla shared a strategy on keeping criticism in its proper perspective.

A former NBA player’s criticism of Jayson Tatum prompted an unconventional (and “hysterical”) lesson from Joe Mazzulla.