Alzheimer's News Today | Dementia in Alzheimer's May Result from Dual Blow to Brain: Amyloid Clumps and Tau Tangles Alzheimer's News Today Amyloid-β plaques accumulating in the brain alone are not enough to cause the dementia that characterizes Alzheimer's, new research from Johns Hopkins University argues. Instead, a second blow — molecular pathways that ultimately cause tau proteins to ... Promising new methods for early detection of Alzheimer's disease Marijuana Could Be Key in Curing Alzheimer's Disease, Find Researchers Brain plaques may protect and defend against invading microbes |