Bicycle Helmets and the Experimenter Effect
نویسندگان
چکیده
منابع مشابه
Risk compensation and bicycle helmets.
This study investigated risk compensation by cyclists in response to bicycle helmet wearing by observing changes in cycling behavior, reported experience of risk, and a possible objective measure of experienced risk. The suitability of heart rate variability (HRV) as an objective measure of experienced risk was assessed beforehand by recording HRV measures in nine participants watching a thrill...
متن کاملThe Cochrane Collaboration and bicycle helmets.
Effective interventions for care of health need to be based on scientific evidence. To this end, the Cochrane Collaboration insists that its reviews should be based on reliable data, normally obtained by randomised controlled trial. To constitute evidence, data should also support a hypothesis in accord with scientific laws and knowledge. From these considerations, an appraisal is made of the c...
متن کاملThe risk compensation theory and bicycle helmets.
The Cochrane review by Rivara and the Thompsons found evidence that if you bang your head the consequences will be less severe if you are wearing a protective helmet. Based on this review they recommend that cyclists should be “encouraged” to wear helmets. The form of encouragement that they favour is compulsion. We accept the principal finding of their review—that protective helmets protect in...
متن کاملProtective capability of bicycle helmets.
Cycle helmets that meet UK and US standards have been tested. The mechanisms of energy absorption for frontal and side impacts have been analysed. A good helmet should protect the wearer for impacts up to 15 mph into a rigid flat surface.
متن کاملImproving the sun safety of bicycle helmets.
To the Editors: The incidence of sun-induced skin cancer is rising and the eyelid and face are frequent sites of involvement.1,2 Sun exposure can also predispose to pterygium, climatic droplet keratopathy, cataracts, and perhaps macular degeneration. The majority of the skin’s lifetime sun damage occurs during childhood.2 More than 70% of American children ages 5 to 14 years (27.7 million child...
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ژورنال
عنوان ژورنال: Psychological Science
سال: 2018
ISSN: 0956-7976,1467-9280
DOI: 10.1177/0956797618761040