What's interesting to me in that study summary is this: "...between 65 and 80 years old who had normal thinking and memory at the start of the study... The wom

What's interesting to me in that study summary is this: "...between 65 and 80 years old who had normal thinking and memory at the start of the study... The women took tests on thinking and memory each year for an average of six years. Blood levels of omega-3s were taken at the start of the study. Overall, the researchers found no changes in mental function based on the levels of omega-3s in the blood. " Given that age range, isn't maintaining baseline a net positive effect?