The American Heart Association recommends consuming both omega-3 fatty acids, found in cold-water fish like salmon and canola oil, and omega-6 fatty acids, found in nuts, seeds and vegetable oils such as corn oil.

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In a study, his group found that DHA fatty acids from fish oil could delay or deter the onset of Alzheimer's disease in rats or older mice that had been genetically altered to develop the condition.

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We suggest fish oil as the best source of the omega-3 fatty acids.

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Kalkwarf's wife, a nurse, makes sure he gets plenty of fish oil and eats other foods enhanced with omega-3 fatty acids, which have been suggested to improve cognition.

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Some doctors and diet experts recommend that patients consume fish three times a week or take fish-oil supplements so they get enough omega-3 fatty acids to obtain health benefits.

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According to the National Institutes of Healt h, most fish oil studies have involved the use of 300 to 3, 000 mg of the essential fatty acids docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA).

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Mom may also want to up her supply of fatty acids by consuming olive or safflower oil, soy milk, avocados or coldwater fish.

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