Why Italian 90-Year-Olds Have Sharper Memories Than American 70-Year-Olds
People love a lazy version of this story. They picture a wiry old man in southern Italy drinking espresso, eating tomatoes, arguing in a piazza, and somehow remembering every cousin’s birthday at 93 while a 71-year-old American is forgetting why she walked into the kitchen. That version is cartoonish, but the pattern underneath it is …











