Quoted: While the study didn’t look for dementia symptoms specifically, the authors point out that the prevalence of Alzheimer’s disease is rising—and that minority communities are affected at disproportionate rates. “Adversity is a clear contributor to racial disparities in cognitive aging, and further study is imperative,” said lead author Megan Zuelsdorff, PhD, a research associate at the University of Wisconsin School of Medicine and Public Health, in a press release.