Great expectations: New research is leading to an understanding of how placebos work

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For decades, placebo response was generally seen as “an uninteresting source of noise that interfered with pharmacological research,” says Bret Rutherford, MD, assistant professor of clinical psychiatry at Columbia University. But these days, scientists are studying placebos as a psychobiological phenomenon and the placebo response as a potentially important part of the success of many medical treatments. Read more