Better sleep, high IQ linked to fish consumption, study finds

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Children who eat fish at least once a week sleep better and have IQ scores four points higher, on average, than those who eat fish less often or do not at all, according to the new findings of the study. University of Pennsylvania.

The study, which was published last week in Scientific Reports, a journal of nature, revealed a link between Omega-3 fatty acids in many types of fish and improved intelligence, as well as omega-3s and better dream.

The study, carried out jointly by Jianghong Liu, Jennifer Pinto-Martin and Alexandra Hanlon of the School of Nursing and Penn Integrates Knowledge Professor Adrian Raine, revealed the dream as a possible path of mediation, the possible missing link between fish and intelligence.

The study’s lead author, Liu said that this area of ​​research is not well developed, but it is emerging. “Here we see the omega-3s coming from our food instead of the supplements,” he added.

For the work, a cohort of 541 children aged 9-11 in China, 54 percent children and 46 percent girls, completed a questionnaire about how often they consumed fish last month, with options ranging from “never” until “at least” Once a week. ”

They also took the Chinese version of an IQ test called the Wechsler Intelligence Scale for Children-Revised, which examines verbal and nonverbal skills, such as vocabulary and coding.