A pregnant mum credits her Apple Watch with saving her life after a red alert led to doctors finding blood clots in her lungs.
Rebecca McManus, 24, found herself struggling to breathe after walking up two flights of stairs, but put it down to her asthma and being 22 weeks pregnant.
While sitting down on her sofa, a warning flashed up on her device saying her resting heart rate had jumped to 154 beats per minute (bpm).
