Stage 1 – No cognitive decline – In this stage the person functions normally, has no memory loss, and, is mentally healthy.
Stage 2 – Normal forgetfulness associated with aging; for example, forgetfulness of names and where familiar objects were left. Symptoms are not evident to loved ones or the
Stage 3 – This stage includes increased forgetfulness, difficulty concentrating, and decreased work performance. People get lost and have trouble finding the right words to say.
Stage 4 – Difficulty concentrating, decreased memory of recent events, trouble with managing finances, and traveling alone to new locations. People have trouble completing tasks and
and maybe in denial about their symptoms. They may withdraw from family and friends because socialization is difficult for them.
Stage 5 – This stage involves major memory loss. Patient needs assistance with daily activities such as dressing, bathing, and preparing meals, taking medications. Patient may not
address, phone number, time of day, and where they are.
Stage 6 – People forget close friends and family members and have no memory of recent events. Some can remember only some details of earlier life. They have difficulty counting
down from 10 and finishing tasks. Incontinence (Loss of bladder or bowel control) if not both is a problem. Ability to speak declines. Personality changes such as delusions
(believing something to be true that is not), compulsions (repeating a behavior), anxiety and agitation may also occur.
Stage 7 – People in this stage have no ability to speak or communicate. They require assistance with everything. They lose psychomotor skills such as the ability to walk.