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Lecture 1

Kinesiology 1070A/B Lecture 1: Placebo

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Kinesiology 1070A/B
Harry Prapavessis

Monday, September 12 Placebo Placebo the measurable, observable, or felt improvement in health not attributed to treatment (taking a sugar pill that you believe will help you get better) Psychological theory belief in the treatment or to a subject feeling of improvement The critical factor is our beliefs about whats going to happen to us Warts physical placebo Process of treatment theory Placebos cause the brain to release endogenous opioids or endorphins, that reduce pain Showing attention, to the patient triggers physical reactions in the body which reduce stress and promote healing (better immune system) Osteoarthritis breakdown of cartilage in joints Arthroscopic surgery damaged cartilage is scarped (debridement) or flushed out (lavage) with the aid of a viewing scope Results of study o After 2 weeks the placebo surgery patients recorded less pain than other surgeries o After 2 years all 3 surgeries recorded the same pain scale o The placebo surgery recorded less pain throughout 2 years than other 2 surgeries o The placebo group is preforming (bending walking) just as well as the actual surgeries o Up to 2 years after procedure that the scores are holding up Patients feel less pain and can function better because of the placebo effect not the surgery Implications: o Ethnical issues Deceit of sham surgery vs. false benefits of the actual surgery o Insurance will health insurance providers continue to cover the surgery
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