Researchers may have uncovered a key reason some people remain sharp as a tack into their 80s and 90s: Their brains resist the buildup of certain proteins that mark Alzheimer’s disease. The study focused on what scientists have dubbed “super agers” – a select group of older…

Original source: https://www.newsmax.com/health/anti-aging/seniors-tau-protein-super-ager-alzheimers/2021/02/24/id/1011323