220px|A child praying before lunch in the United States, during the Great Depression in 1936 The efficacy of prayer has been studied since at least 1872, generally through experiments seeking to ascertain whether intercessory prayer has a measurable effect on the health of the person for whom prayer is offered. Empirical research indicates prayer has no empirical effects.
220px|A child praying before lunch in the United States, during the Great Depression in 1936 The efficacy of prayer has been studied since at least 1872, generally through experiments to determine whether prayer or intercessory prayer has a measurable effect on the health of the person for whom prayer is offered. Currently, empirical research indicates that prayer and intercessory prayer have no discernible effects.
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seeking to ascertain whether
to determine whether prayer or
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Empirical research indicates prayer has no empirical
Currently, empirical research indicates that prayer and intercessory prayer have no discernible