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Alzheimer disease
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Alzheimer disease
Alzheimer disease Histopathologic image of neuritic plaques in the cerebral cortex in a patient with Alzheimer disease of presenile onset (onset before age 65).

Alzheimer disease

pathology
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Also known as: Alzheimer’s disease
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News •

Scientists use live human brain tissue to speed up hunt for dementia cure • Apr. 30, 2025, 2:46 AM ET (The Guardian)
AI helps unravel a cause of Alzheimer's disease and identify a therapeutic candidate • Apr. 26, 2025, 12:20 AM ET (Medical Xpress)
New clues as to why drugs are effective for Alzheimer's disease • Apr. 23, 2025, 10:45 AM ET (Medical Xpress)
Modulating the brain's immune system may curb damage in Alzheimer's • Apr. 18, 2025, 12:58 AM ET (Medical Xpress)
Hereditary Alzheimer's: Blood marker for defective neuronal connections rises early • Apr. 16, 2025, 3:43 AM ET (Medical Xpress)

Alzheimer disease, degenerative brain disorder that develops in mid-to-late adulthood. It results in a progressive and irreversible decline in memory and a deterioration of various other cognitive abilities. The disease is characterized by the destruction of nerve cells and neural connections in the cerebral cortex of the brain and by a significant loss of brain mass. The disease was first described in 1906 by German neuropathologist Alois Alzheimer. By the early 21st century it was recognized as the most common form of dementia among older persons. An estimated 47.5 million people worldwide were living with dementia in 2016; that figure ...(100 of 2344 words)

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