Kinesiology 1070A/B Lecture Notes - Lecture 1: Endorphins, Therapeutic Irrigation, Debridement

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31 Oct 2016

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Placebos

Rehabilitation Psychology

September 12th

Placebos

• Measurable, observable or felt improvement in health not attrituable to

treatment

Psychological Theory

• Belief in the treatment or subjective feeling of improvement, even when told

receiving placebo

• Causes the brain to release endogenous opoids or endorphins that reduce

pain

• Showing attention and care triggers physical reactions to reduce stress and

promote healing

Knee vs Sham Surgery

• 3 courses of treatment, debridement, lavage and placebo)

➢ Moseley’s Findings

• Patients who received the placebo surgery experienced the same level of

pain post-surgery as patients who received debridement or lavage

surgeries

• These pain scores lasted for up to 2 yrs

Conclusion

• Ethical issues:

o Deceit in sham surgery vs. fake benefits of actual surgery

Can findings be replicated in another study?

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