12 health gadgets vying to be big in 2012

New Year's resolutions have already worn off. But these innovative technologies are aiming to become big business this year.

Fitbit Smart Scale
Fitbit Smart Scale

Price: $129.95

Fitbit, makers of the popular Fitbit wireless activity tracker, are at it again. The company's Aria Wi-Fi scale not only measures your weight, but also keeps track of your body mass index and fat percentage over a period of time as you work to get in shape. The smart scale even syncs wirelessly to a user's online Fitbit account. It will be available this spring.

By Sierra Jiminez, Reporter @CNNMoney - Last updated January 24 2012: 1:59 PM ET
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