In-Body Wireless Devices - What's In It For You?

| Commentary | Some people use the term Wi-Fi generically to mean any type of wireless network technology. For example, these Wi-Fi devices that warn doctors of heart attacks in the UK are in fact Bluetooth nodes. Our astute readers will know that's because Bluetooth requires much less power than Wi-Fi, but the idea is similar. By embedding wireless radios and sensors inside your body, you become a mobile network client capable of transmitting information about yourself to anyone in range.

Put that way, it sounds a bit frightening.