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Placebos used without deception

Duration: 02:21

An experiment conducted by Harvard Medical School looked at whether placebos could still work, even if patients were told that they were placebos – with no active medication.

Available since: Thu 13 Feb 2014

This clip is from

Horizon 2013-2014, The Power of the Placebo

8/12 Investigating how placebos work, and how we could all benefit from their hidden power.

First broadcast: 17 Feb 2014

Image for The Power of the Placebo Not currently available on BBC iPlayer

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