7 Alzheimer's Disease Stages and Symptoms

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Alzheimer's disease symptoms and stages facts

  • Alzheimer's disease is a generalized deterioration of brain function that progresses in individuals.
  • Depending upon which experts are researched, Alzheimer's disease can have as few as three or as many as seven stages (some stages may include sub stages), but all agree on a gradual and progressive loss of brain functions; the global deterioration scale (GDS) is widely accepted and has seven stages.
  • Stage 1: no symptoms
  • Stage 2: symptoms include mild memory loss, decreased concentration, forgetting names
  • Stage 3: symptoms include forgetting new information, declining work performance, difficulties with future plans and organizational problems, repeating questions
  • Stage 4: symptoms include difficulties with complex actions, can't plan ahead, depression, withdrawn, shun challenging situations
  • Stage 5: symptom include difficulties remembering home address or phone number, need assistance for common tasks such as making a meal, disorientation to time and/or place, a decline in personal hygiene habits
  • Stage 6: symptoms include requiring assistance in getting dressed, forgetting names of close family members, personality changes including paranoia, hallucinations, and delusions, needs assistance with personal hygiene, may require constant monitoring
  • Stage 7: the person may not be able to talk or respond rationally, may not be able to control muscle movements, may not be able to sit upright, and eventually, some individuals will not be able to swallow food or liquids

What is Alzheimer's disease?

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Alzheimer's disease is a progressive mental deterioration that can occur in middle-aged individuals, but usually occurs in individuals that are 60 years old or older. The disease is due to generalized deterioration of brain function. Alzheimer's disease is the most common cause of premature senility.

Medically Reviewed by a Doctor on 9/4/2015

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Alzheimer's Disease Symptoms - Stage 1 Question: What early symptoms of stage one did someone you know experience with Alzheimer's disease?
Alzheimer's Disease Symptoms - Stage 6 Question: What symptoms did you or someone you know experience in the stage 6 of Alzheimer's disease?
Alzheimer's Disease Symptoms - Stage 3 Question: What symptoms did you or someone you know experience during the third stage of Alzheimer's disease?
7 Alzheimer's Disease Stages - Experience Question: Please share your experiences with the stages of Alzheimer's disease.

Alzheimer's Disease Symptoms

Alzheimer's disease is a common cause of dementia and its associated symptoms. One of the the main and often the first symptom of Alzheimer's disease is memory problems that develop slowly over time. Symptoms that develop later include

  • personality changes (for example, apathy),
  • withdrawal, and
  • reduced spontaneity.