Severe/Late Stage Alzheimer’s combines stages 6-7. In this final stage, individuals lose the ability to respond to their environment, carry on a conversation, and eventually control movement.

Given the prevalence of the disease, understanding the stages of Alzheimer's disease progression is helpful for affected individuals or family members. "The stages help serve as a guide for ...

Because the symptoms of dementia are progressive and advance over the course of seven stages, it is likely to go undiagnosed ...