As technology advances rapidly, providing cutting-edge functionalities in smaller form factors, wearables are becoming a very essential part of our lives. These sophisticated devices are equipped with smart sensors and associated with the exchange of data over the Internet. Being an emerging trend, wearable devices fit into our changing lifestyles and can be worn on any part of the body. We now have smartwatches, head-mounted displays, smart clothing, ear-worn devices, fitness trackers, and body cameras, to name a few.
