I'm pretty sure the Mio Link's optical sensor is watching you (pictures)
The new Mio Link heart rate monitor uses an optical sensor monitor blood flow in your body to determine your pulse. And looks quite space-aged while doing it.
Eric Franklin led the CNET Tech team as Editorial Director. A 20-plus-year industry veteran, Eric began his tech journey testing computers in the CNET Labs. When not at work he can usually be found at the gym, chauffeuring his kids around town, or absorbing every motivational book he can get his hands on.