Turns out, a single gene—APOE—might be driving most Alzheimer’s and nearly half of all dementia cases, according to a huge new study. Both the APOE3 and APOE4 variants are way more involved than we thought, but having them doesn’t mean you’re doomed. Lifestyle and other factors still matter a ton! Wild how much genetics can shape our future, right? #Health #BodyHealth #Alzheimers