Acupuncture Ineffective for Knee Pain

Researchers provided acupuncture treatments for 282 people aged 50+ with chronic knee pain. They randomly assigned patients to either needle, laser, sham laser acupuncture or no treatment at all. After 12 weeks of treatment, needle and sham acupuncture had the same moderate pain improvements compared to no treatment. Hence, believing you’d had the treatment was…

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Advertising and the Placebo Effect

We know direct-to-patient advertising increases sales of medications. Now researchers have found this method of advertising also enhances the physiological effect of non-drowsy antihistamines. In a randomized clinical trial, subject's physiological response to objectively measured parameters was improved as a result of watching a movie with timed advertisements for a specific brand.  PositiveTip: The placebo…

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