She explained that different types of dementia have different walking patterns.

McArdle looked specifically at Alzheimer’s disease and Lewy body dementia.

In her study, McArdle looked at different ways people with the two conditions walked.

McArdle found that people with both types of dementia could be distinguished from the normal aging group based on their walking pattern.

“Importantly, I found that the people with Lewy body dementia had a unique walking pattern that distinguished them from those with Alzheimer’s disease.