People who eat or drink more foods with antioxidant flavonols, which are found in several fruits and vegetables as well as tea and wine, may have a slower rate of memory decline. Flavonols are a type of flavonoid, a group of phytochemicals found in plant pigments known for its beneficial effects on health. The people were divided into five equal groups based on the amount of flavonols they had in their diet. To determine rates of cognitive decline, researchers used an overall global cognition score summarizing 19 cognitive tests. After adjusting for other factors, researchers found that the cognitive score...