Christmas is upon us, and the New Year fast approaching. Many of us are buying wearable self-tracking devices for loved ones, or as part of our own New Year self-improvement regimes.
Wearable devices, as the name suggests, are technologies with digital sensors that can be worn in various ways on the body.
It's estimated that worldwide shipments of wearables this year will reach 125 million.
But how useful are they, and what benefits do they provide to users?