If you tell a person that a headache is a common side effect of a particular medication, that person is more likely to report ...

The “placebo effect” is a phenomenon that occurs when a person’s physical or mental health improves after taking what is essentially a sham treatment with no clear therapeutic benefits.

The primary value of placebo controls in clinical trials is the minimization of bias.

T HE PLACEBO effect is a well-known example of the brain’s power over the body, allowing people who are poorly or in pain to ...

In 2013, she signed up for a clinical trial, “expecting they had some magical drug that would take my pain away,” and was disappointed — and skeptical — to learn that the research would be studying ...