PublisherThe University of Arizona.
RightsCopyright © is held by the author. Digital access to this material is made possible by the University Libraries, University of Arizona. Further transmission, reproduction or presentation (such as public display or performance) of protected items is prohibited except with permission of the author.
AbstractWhy is it that folk remedies have endured the test of time? This review of the placebo effect begins with definitions of placebo and placebo effect. It delves into the history of the placebo and the placebo effects, from Cro-Magnon times up through current advances in medicine. Placebos were present in Ancient Rome and Greece, the Bible, Renaissance Europe. Many difference substances were used as placebos, including boiled dung, lizard blood, mold and unicorn horn. Current studies on depression and Parkinson's disease have shown the powerful responses placebos can produce. Future research is need to unveil the mechanisms and mediators involved in the placebo effect.
Degree ProgramHonors College