The Halo Effect

Psychology: The Halo Effect – How our Decisions can be Influenced by Radiant Beauty (part 1)
http://www.LearningPsychology.net
Nov 17, 2015

The Halo Effect – Science of Attraction
Scienceofattraction
Nov 4, 2010

Low-Sodium Food Labels Woo, And Confuse, Consumers
April 16, 2013
http://www.npr.org/blogs/thesalt/2013/04/15/177336196/low-sodium-food-labels-woo-and-confuse-consumers

…any claim about sodium, preventing disease or lowering blood pressure made the product more appealing.

When asked about a variety of health issues, including losing weight, constipation, and diabetes, participants in the survey said that lower-sodium products would prevent all of them.
Alas, reducing sodium helps only to reduce blood pressure.

“What we saw there was a halo effect [with the low-sodium claim],” says Christina Wong, a graduate student and lead author of the study, which was published in the American Journal of Clinical Nutrition.
“They see a whole range of health benefits that are totally unrelated to the nutrient.”

related:

http://www.psychologicalscience.org/onlyhuman/2009/10/sneezing-at-health-care-reform.cfm
A sneeze can remind us to wash our hands and schedule our inoculations—probably more effectively than a lecture.

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