Alzheimer’s disease (AD) begins to alter and damage the brain years—even decades—before symptoms appear, making early identification of AD risk paramount to slowing its progression.
In a new study published online in the September 9, 2019 issue of the Neurobiology of Aging, scientists at University of California San Diego School of Medicine say that, with further developments, measuring how quickly a person’s pupil dilates while they are taking cognitive tests may be a low-cost, low-invasive method to aid in screening individuals at increased genetic risk for AD before cognitive decline begins.
In recent…
