Genetics contributes to the risk of developing Alzheimer’s disease, and the APOE gene is the strongest genetic risk factor, specifically the APOE4 allele. However, it has been known for a while that the risk due to the APOE4 allele differs considerably across populations, with Europeans having a greater risk from the APOE4 allele than Africans and African Americans.
“If you inherited your APOE4 allele from your African ancestor, you have a lower risk for Alzheimer disease than if you inherited your APOE4 allele from…
