Your Body Is an API: 9 Gadgets for Tracking Health and Fitness

The "quantified self": It's a lifestyle philosophy that says tracking one's own personal data -- calories burned, hours slept, miles run -- is the path to self-realization. All this data-tracking requires gadgets, and many innovative specimens were on display at CES 2012 last month. We give you nine of the best.

VOLT INFORMATION SCIENCES VISHAY INTERTECHNOLOGY VIRGIN MEDIA VIEWSONIC VERISIGN