WellQuestly

We tend to think of dementia as something that either happens to you or it doesn't. A genetic lottery, maybe, or just the cruel arithmetic of getting old. But the science tells a more interesting, and honestly more hopeful, story. It turns out that the brain is not a passive bystander in its own decline. And the concept sitting at the heart of that story is cognitive reserve. This isn't fringe thinking. It's one of the more robust ideas to emerge from neuroscience in the past