Posts Tagged steven novella

The Power of the Placebo: a skeptical view

Something has always bothered me about the placebo effect. And I don’t just mean the way it is co-opted by advocates of pseudomedical bollocks to justify their claims. I’ve lost count of the number of people I’ve heard defend homeopathy or acupuncture with the statement “It does work – it just works through the placebo effect”.

Well, no. If something works as well as a placebo, that’s the same as saying it doesn’t work. If a plain sugar pill works as well as a homeopathically treated sugar pill then – whatever else might be helping the patient feel better – it is not the homeopathy.

No, my problem is why a placebo helps at all. How can actively doing nothing be different from passively doing nothing? Mind over matter? I’m skeptical.

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