Last Tuesday, I watched my 84-year-old abuela teach my nephew how to play chess—every move calculated, every strategy passed down through generations of sharp minds. Her cognition was as precise as her opening gambit. But just down the street, my neighbor struggles to remember his grandchildren’s names at 78. The difference? The habits they’ve cultivated over a lifetime. While genetics …
Read More »If you want to stay mentally sharp in your 80s, say goodbye to these 7 habits now
