By Judy Fortin

ALPHARETTA, Georgia (CNN) -- Latin music pulses from the stereo as 40 women jump, shimmy and sway to the beat.
It's not a dance club. This is a regular morning exercise class at the YMCA in Alpharetta, Georgia. It's called Zumba.
Part dance, part aerobics, Zumba is an hourlong routine that works almost every muscle in the body.

READ MORE:  http://www.cnn.com/2008/HEALTH/diet.fitness
/09/22/hm.zumba.dance.exercise/index.html

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