The 73-year-old Connecticut resident originally bought the wearable device to help her keep track of her steps. Like millions of other people, her goal was to simply lose a bit of weight.
One day, she wasn't feeling well, and noticed that the Fitbit was showing consistently higher heart rate levels from one day to the next. After her heart rate spiked to 140 beats per minute and she felt short of breath, she decided to see her doctors. Good thing she did, as they quickly diagnosed two pulmonary embolisms - which, left untreated, could have killer her.
My $0.02: As wearables continue to (slowly) grow in popularity, we'll see more examples of how they benefit users in unexpected ways. Your mileage may vary, of course, but no one doubts that greater visibility into health-related data isn't good for us. It absolutely is. And in some cases, it can even be lifesaving.
Now please excuse me while I snap my Garmin into the bike and pedal off for home. If you're in the 'hood, you're always welcome to join me.