My family and I are big smartwatch users — we all own an Apple Watc h. My dad, in particular, uses his Apple Watch to keep track of his heart stats, especially when he’s traveling for long periods or in a stress-induced situation. I use mine to track calories, sleep and all my notifications, hands-free. There are tons of use cases for smartwatches, and as unnatural as it feels to have a watch that tells far more than time, smartwatches have become a constant on our wrists over the past few