How does the nocebo effect differ from the placebo effect?

Contrasting the Nocebo and Placebo Effects

Negative Impact of Expectations

Unlike the placebo effect, where positive beliefs lead to a beneficial response, the nocebo effect occurs when negative expectations or beliefs result in harmful outcomes.

Psychological and Physiological Manifestations

The nocebo effect can trigger real symptoms and adverse effects in individuals due to their negative mindset, despite receiving an inactive treatment.

Ethical Considerations

Understanding the potential impact of the nocebo effect is vital in clinical practice to prevent harm and ensure ethical treatment of patients.