• More companies are opting for group fitness classes as a way to promote team building. • Employees say working out with colleagues helps them connect in a different way. • From pop-up classes to swanky office gyms, wellness culture has officially infiltrated the workplace.

Joseph Dube, 40, is not a gym rat.

"I went to art school," he told Business Insider. "'Buff' is not a superlative I would give myself."

Despite this, Dube recently braved the gym for a bootcamp-style HITT class with his coworkers at NY-based investing firm KraneShares. By the time he was done rotating through the 45-second stations, he was shaking. He said he was sore for days after but enjoyed the experience and learned more about his colleagues.

"Even after we were done and everyone was out of breath and tire

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