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They may be the same objects in different stages of a repeating cycle

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“Red, ‘bloodshot’ eyes are prominent in medical diagnoses and in folk culture”, said lead author Dr. Robert R. Provine from the University of Maryland, Baltimore County. “We wanted to know if they influence the everyday behaviour and attitudes of those who view them, and if they trigger perceptions of attractiveness.”

Research published in Ethology finds that people with bloodshot eyes are considered sadder, unhealthier and less attractive than people whose eye whites are untinted, a cue which is uniquely human. (…)

“Standards of beauty vary across cultures, however, youth and healthiness are always in fashion because they are associated with reproductive fitness,” said Provine. “Traits such as long, lustrous hair and smooth or scar-free skin are cues of youth and offer the beholder a partial record of health.

Now clear eye whites join these traits as a universal standard for the perception of beauty and a cue of health and reproductive fitness. Given this discovery, eye drops that ‘get the red out’ can be considered beauty aids.”

{ EurekAlert | Continue reading }





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