The largest study yet on the therapeutic power of prayer by strangers has found that it provided no benefit to the recovery of patients who had undergone cardiac bypass surgery.
In an unexpected twist, patients who knew prayers were being said for them had more complications after surgery than those who did not know, researchers reported Thursday.
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https://www.latimes.com/archives/la-xpm-2006-mar-31-sci-pray...
"Conclusions: Intercessory prayer itself had no effect on complication-free recovery from CABG, but certainty of receiving intercessory prayer was associated with a higher incidence of complications."