When the first Apple Watch was introduced in 2015 Apple users were trying to figure out exactly what the device would be. The device’s evolution has followed a path to where we are today: Apple Watch Series 4 is a health and fitness monitor, provides access to itunes music, and you can send and receive calls, text messages and email without needing to have your iPhone nearby.This year Apple Watch has a bigger and brighter display, new heart sensors, and can detect when you fall. So...