A few weeks of this brain training could protect your brain for decades

You’ve probably seen various advertisements for brain training apps that promise to keep your brain sharp as you age. You may have even downloaded a few, or you may be loyal to your daily crossword. However, a Groundbreaking 20-year study1 It just turns out that most of these brain games don’t actually protect against dementia. Only one type does this, and it’s not the one you’d expect.