There is ample proof that prayer works. Many scientific studies have been conducted that validate this observation.

A 1993 Israeli survey following 10,000 civil servants for 26 years found that Orthodox Jews were less likely to die of cardiovascular problems than "nonbelievers." And a 1995 study from Dartmouth College in Hanover, N.H., monitoring 250 people after open-heart surgery concluded that those who had religious connections and social support were 12 times less likely to die than those who had none.

In an attempt to understand the depression that often accompanies hospitalization, Duke University researchers assessed 1,000 hospital patients from 1987 to 1989; patients who drew on religious practices, including prayer, were found to cope far better than those who didn't.

NIH recently convened a panel to determine the merits of integrating conventional medicine with behavioral and relaxation therapies to treat hypertension. The team found that the conflation of therapies, of which prayer was a key component, "can lower one's breathing rate, heart rate, and blood pressure.
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