According to a new study conducted by Chicago’s Rush University Medical Center, just one serving of leafy green vegetables per day could help preserve memory and thinking skills as we get older. In fact, following such a diet may slow brain aging by up to 11 years.
The study involved 960 participants, who were followed over an average of 4.7 years. Their average age was 81 when the study began, and none of them were experiencing dementia. They got their thinking and memory skills tested every year, plus they completed food frequency questionnaires – these assessed how often they ate one or more half-cup servings of greens such as spinach, kale, lettuce or collard greens.
Although all of the participants’ test scores decreased somewhat over the years, the rate of decline for the people who ate the most leafy vegetables (1.3 servings per day) was 0.05 standardized units slower than that of the people who ate the least vegetables (0.1 servings per day). While that might not sound like much, over the course of the study it added up to […]