nocebo
noun [ C ] uk/nəʊˈsiː.bəʊ/ us/noʊˈsiː.boʊ/ nocebos
（因预期治疗无效或有副作用而对健康造成的负面效应）反安慰剂效应，错觉效应
a bad effect on someone's health caused, for example, by them expecting a treatment not to work or to have side effects (= unpleasant effects in addition to the main intended effect)
The nocebo effect could account for up to 25% of side effects. 错觉效应可能占副作用的25%。
The nocebo experiment involved volunteers being told that a mild electrical current would pass through their head, and although no electrical current was used, two-thirds of the volunteers complained of a headache afterwards.
Compare: placebo
- More examples
- Despite growing evidence that the nocebo effect is real, it remains largely unknown.
- How should doctors treat a nocebo?
- Some patients are more prone to worrying about side effects and researching them, in which case a discussion of nocebos might be helpful.