Andrea Rice is an award-winning journalist and a freelance writer, editor, and fact checker specializing in health and wellness.
Luis Alvarez / Getty Images It won't come as a great surprise that for most people, cognitive abilities peak at some point during midlife and deteriorate from then on.
But a new study, published in Proceedings of the National Academy of Sciences, used an innovative way to demonstrate this—measuring the cognitive skills of professional chess players. Three researchers from Institut Polytechnique Paris analyzed player performance from around 24,000 professional chess matches over a period of 125 years, which involved examining the moves of 4,294 players—20 of whom were world champions.
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