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People with Alzheimer's exhibit a loss of motor control along with cognitive decline, and one of the earliest signs of this decay can be spotted in involuntary eye movements known as saccades. These quick twitches of the eyes in Alzheimer's patients are often slower, less accurate, or delayed compared to those in healthy individuals. Researchers are exploring an alternative method using a more ubiquitous and less intrusive technology: earpiece microphones.

https://acoustics.org/listening-for-earl...se-asa187/