Look up placebo effect in Wiktionary, the free dictionary.
A placebo effect is the tendency of any medication or treatment, even an inert or ineffective one, to exhibit results simply because the recipient believes that it will work.
Placebo effect may also refer to:
"
The Placebo Effect", an episode of the 2002 television series The Twilight Zone
Nocebo effect, occurring when negative expectations of the patient regarding a treatment cause the treatment to have a more negative effect than it otherwise would have
Topics referred to by the same term
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