How to avoid Zumba injuries: 10 physician tips

Zumba, the Latin dance-inspired fitness craze, is a great way to burn calories, up to 500 per hour. It also gives you a good cardiovascular workout without making you feel like youre exercising. This increasingly popular workout attracts a diverse crowd at dance studios and health clubs, including a sizable number of those 50 and up.

... [via KevinMD]