A new study found that people who scored lower on a simple memory test also had higher amounts of beta-amyloid plaques in the brain, a biomarker of Alzheimer's.
. The figure is projected to nearly triple to 14 million people by 2060.
People were then asked to remember the items, first on their own, and then with the category cues for any items they couldn’t remember. Researchers said this type of controlled learning helps with the mild memory retrieval problems that occur in many healthy elderly people but does not have much impact on memory for people with dementia.
At stage zero, 30% of people had beta-amyloid plaques, compared to 31% at stage one, 35% at stage two, 40% at stage three and 44% at stage four, according to the study.
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