Expectation

Direct comparison of nocebo, deceptive placebo and open-label placebo effects on sustained visual attention

Positive and negative expectations crucially shape how we perceive our surroundings, including our emotional and cognitive abilities. Prior work shows that cognitive abilities in different domains can be modulated by placebo or nocebo effects, in …

The nocebo effect: The placebo’s “evil twin”

Treatments are designed to help people fight diseases or their symptoms, and they are supposed to make us feel better. However, some treatments can have unpleasant side effects. But did you know that we can sometimes feel side effects because we …