According to Reuters, a study of 260 people revealed that eating fish made for a healthier brain.
"Brain scans showed that people over age 65 who regularly ate fish had 14 percent more gray matter in brain regions associated with memory and 4 percent more in areas devoted to cognition than people who didn’t consume fish regularly."
Yet, ahem, " Becker and his coauthors note that fish eaters tended to be more educated than the non-fish eaters and past research that found the same thing suggests that eating fish may reflect a generally healthier, more affluent lifestyle, which would also affect brain health...."
Read more here. Photo via Whole Foods Market.