The Biology of Belief

"Social demographer Robert Hummer of the University of Texas has been following a population of subjects since 1992, and his results are hard to argue with. Those who never attend religious services have twice the risk of dying over the next eight years as people who attend once a week. People who fall somewhere between no churchgoing and weekly churchgoing also fall somewhere between in terms of mortality."

From a TIME Magazine article says a growing body of scientific evidence suggests that faith may indeed bring us health. Here's more.