Companies like BodyMedia, Fitbit, and Withings provide wearable trackers for customers to gather data about their health as they live their everyday lives. British company Equivital, whose CEO Anmol Sood appeared at CES on a panel with CNN's Dr. Sanjay Gupta, is focused on using wearable body monitors in extraordinary situations. Australian firefighters and space jumper Felix Baumgartner are...
