There are many digital devices floating around the world that collect a variety of data about you based on the various sensors surrounding your body. The most common of these is a wearable device that can track data from movement, blood pressure, heart rate, and facial expressions. The first Smartwatch debuted in 2012 and has been on a meteoric rise ever since. Especially popular among the tech savvy are smartwatches that can track everything from your heart rate and biomechanics to your sleep habits.