Rush Researchers Develop New Measure Of Brain Health "Cognitive clock" may enable assessment of risk for memory and thinking problems News provided by Share this article Share this article CHICAGO, June 1, 2021 /PRNewswire/ -- How old is your brain compared to your chronological age? A new measure of brain health developed by researchers at Rush University Medical Center may offer a novel approach to identifying individuals at risk of memory and thinking problems, according to research results published in Alzheimer's & Dementia: The Journal of the Alzheimer's Association on June 1. Dubbed the "cognitive clock" by the researchers, the tool is a measure of brain health based on cognitive performance. It may be used in the future to predict the likelihood of memory and thinking problems that develop as a person ages.