Get to grips with Apple’s potentially life-saving health feature

Apple took a big step into health monitoring with the Apple Watch Series 4, as the smartwatch became the first to feature the capability of giving an ECG reading – or EKG, if you prefer.

Now, your everyday Apple Watch is armed with the ability to detect irregular heart rhythms – a symptom of atrial fibrillation – and has graduated from fitness tracker to life-saving tech. After coming to the US first, the ECG app is now also rolling out to the UK and 18 other countries.
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