What is the nature of Alzheimer disease?

Answer 1

The nature of Alzheimer disease is progressive. Initially, dementia is manifested by barely noticeable memory deficits. Eventually, the memory loss becomes more severe until it is incapacitating.

Answer 2

in the body we have alot of cells right. but the main cells is located on your brain once that cell breaks of or dies. and that makes part of the cells to go blank. so thats what causes Alzheimer's

Answer 3

It is caused by the undersupply of Acetylcholine, a chemical which enables muscle action, learning, and memory.