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What is the starting age for Alzheimer's disease?

Most cases of Alzheimer's disease are diagnosed over the age of 65; however, there is also early-onset Alzheimer's. These cases make up only about 5 percent of all cases and may be diagnosed as early as 30 to 40 years of age, but closer to 50 years is more common.
Sarine Salama
Sarine Salama on behalf of MDLIVE
Psychology
Alzheimer's disease typically starts by age 65 or later. We are currently seeing a trend of Alzheimer's disease being diagnosed before the age of 65 and this is called Early Onset Alzheimer's disease

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.