It's not what you believe, it's just belief.

You want the good news, or the bad news? - Page 2 - SFGate:

"Behold yet another study revealing how fervent, deep faith improves survival rates of liver transplant patients -- or, more broadly, how intense faith in, well, anything at all, can help heal whatever may ail you.

Nothing new, really. Dovetails with the famed placebo effect, proven a million ways from Sunday: If you really, truly believe something will work, that something will heal and nurture and help fix you, it will. Well, sometimes. A little. Power of positive thinking, baby. You gotta have faith. You gotta believe. You gotta want to get better. I mean, of course.

It works with vitamins. It works with all antidepressant drugs. It works with sugar pills. It works with magic dolphins and spirit guides, chakra cleansings and bowing to Mecca 3,000 times a day. Of course it works with giant Christian God. Hell, that's why we invented her in the first place, right?."