Following the release of iOS 12.2 earlier this week, today Apple is making watchOS 5.2 available for its smartwatches. The most notable thing about it is that it's bringing the ECG app and irregular heart rhythm notification to 19 countries in Europe as well as Hong Kong. Here's the full list of European countries graced with the honor: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Romania, Spain, Sweden, Switzerland, and the UK. You can take an ECG reading on your Apple Watch Series 4 at any time,...