Covid-19 could lead to cognitive decline, especially among older adults, new research suggests

Preliminary research presented at the Alzheimer’s Association International Conference in Denver this week suggests that coronavirus infections might lead to lasting cognitive impairment, especially among older people.

But Heather M. Snyder, the Alzheimer’s Association’s vice president of medical and scientific relations, cautioned that while the findings from three studies are a step toward understanding how covid-19 affects the brain, more research is needed.