Fish in pregnancy not dangerous after all, new study
of both whale meat and blubber, and to abstain completely from liver and kidneys.
The team looked for studies using the data from these two contrasting cohorts where mercury levels had been measured during pregnancy and the children followed up at frequent intervals during their childhood. Longitudinal studies in the Seychelles "have not demonstrated harmful cognitive effects in children with increasing maternal mercury levels", they reported.
"Significantly beneficial associations with prenatal mercury levels were shown for total and performance IQ, mathematical/scientific reasoning, and birthweight, in fish-consuming versus non-fish consuming mothers," the authors said. "These beneficial findings are similar to those observed in the Seychelles, where fish consumption is high and prenatal mercury levels are ten times higher than US levels.
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