So many older people experience the tell-tale symptoms of Alzheimer’s disease, like forgetfulness and muddled thinking. Yet post-mortem autopsies often find none of the amyloid plaques or tau tangles that are hallmarks of the mind-robbing illness.
Now, scientists may have solved this perplexing mystery: These patients are probably affected by a newly identified degenerative disorder that mimics Alzheimer’s and could be just as prevalent among older adults.