Over the longer term, patients who knew they were being prayed for had a higher rate of post-operative complications
like abnormal heart rhythms, perhaps because of the expectations the prayers created, the researchers suggested.
A continuing study into the medical potential of consumer wearables has confirmed devices
like Apple Watch are sensitive enough to detect
abnormal heart rhythms with a 97 percent accuracy, a performance that beats out add - on ECG accessory KardiaBand.