单语范例（未经PONS编辑处理）
The nocebo effect can be defined as a negative effect that occurs after receiving treatment (therapy, medication), even when the treatment is inert (inactive, sham).
psychcentral.com Primary mechanisms of the nocebo effect that are often discussed include negative suggestions and expectations.
psychcentral.com The nocebo effect occurs when the expectation of adverse health effects leads to increased reporting of symptoms.
www.abc.net.au The potential danger of the nocebo effect is relevant to debates on informed consent law, patient autonomy as well as medical care for health professionals.
www.theatlantic.com The subject-expectancy effect is most commonly found in medicine, where it can result in the subject experiencing the placebo effect or nocebo effect, depending on how the influence pans out.
en.wikipedia.org