Zumba dancing classes explained...

Zumba is the name of a dance fitness program, created by dancer and choreographer Alberto ("Beto") Perez in Colombia during the 1990s.

Zumba was marketed by entrepreneur Alberto Perlman, who made the concept popular through dance classes as well as branded merchandise. The program combines Latin and international music with dance in an effort to make exercise fun. Zumba classes are offered through licensed instructors in more than 100,000 fitness center locations in 110 countries with ten million participants.

Explanation supplied courtesy of http://en.wikipedia.org/