What primary condition does Alzheimer disease lead to?

Alzheimer's disease primarily leads to irreversible cognitive decline, which encompasses a progressive deterioration in various cognitive functions, including memory, reasoning, judgment, and language. This decline affects the ability of individuals to think, communicate, and perform daily activities, ultimately impacting their independence and quality of life.

While partial loss of memory is often one of the first symptoms experienced by individuals with Alzheimer's, it is just one aspect of the broader cognitive decline. Loss of motor skills may occur as the disease progresses, but it is not the primary condition associated with Alzheimer’s. Emotional instability, although it can be present due to the effects of the disease and the challenges faced by patients, is also not the primary feature of Alzheimer's as its main trajectory is focused on cognitive decline rather than emotional regulation. Therefore, the most representative answer regarding the primary condition resulting from Alzheimer's disease is the irreversible cognitive decline it causes over time.