Placebo is a substance or procedure a patient accepts as medicine or therapy, but which has no specific therapeutic activity. Any therapeutic effect is ...OR... a tactic by a doctor, to make you think in fact your are taking medicine of some kind.
The correct spelling is "placebo" (a faux treatment that may still get results).
Open clinical trials involve both the researchers and participants knowing what treatment is being administered. This can lead to researcher bias and an increased placibo effect.
Open clinical trials involve both the researchers and participants knowing what treatment is being administered. This can lead to researcher bias and an increased placibo effect.