WELLINGTON — Elyse Beras’ relationship with Zumba did not start out well. The Wellington resident’s first try at the fitness class, which combines aerobics and Latin dance, fell flat. The instructor ...

Zumba has a vast global following, with an estimated 15 million participants in its dance workouts. Unlike other fitness companies, Zumba makes its money through instructor training and licensing.

It started with VHS tapes. And now it’s taken over the world. Twenty years since its founding, Zumba has helped millions dance their way into fitter, happier lives, says co-founder and CEO Alberto ...