A high level of long-chain omega-3 polyunsaturated fatty acids (PUFAs) in blood may lower the risk of small infarcts and other brain abnormalities that are linked to cognitive decline in the elderly, according to new research. The study of 3,660 people aged 65 and older, published in the Journal of the American Heart Association, investigated the association between omega-3s and subclinical brain abnormalities on MRI that can cause loss of thinking skills, and are associated with increased risk of dementia and stroke. The study found that people who had a high omega-3 status had fewer changes in the white matter in their brains over the five year study period. Read full article.
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