Nia a gentler alternative to Zumba and other high-impact classes

To music more soothing and spa-like than the pumped-up rhythms of Zumba, a group of women were performing fluid, graceful motions in sync.

http://www.monroemonitor.com/2013/11/05/nia-a-gentler-alternative-to-zumba-and-other-high-impact-classes/