Parents foisting cod-liver oil on their kids in generations gone by may have had good health-related foresight.  Cod-liver oil is rich in omega-3 fats. And a recent study of the Yup’ik Eskimos in Alaska, who subsist on a diet high in omega-3 fats, show a lower incidence of obesity-related diseases such as diabetes and heart disease.

Researchers from the Fred Hutchinson Cancer Research Center studied a community of 330 individuals in the Yukon Kuskokwim Delta region of southwest Alaska. Seventy percent of the population was overweight or obese.  Despite this, it was found that obese individuals with high blood levels of omega-3 fats had triglyceride and C-reactive protein that weren’t much different from normal-weight individuals. Triglycerides and CRPs are linked with an increase in a risk of heart disease and diabetes.

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