CNN CNN Newsroom June 4, 2024 18:54:00
And this pollution, these are little particles. and they can come from anything from a power plant to a farm, and these particles are so small, that's what really makes them dangerous. they can get past your body's defenses, they can get stuck in your lungs. you can see here, respiratory problems and other things. so, again, in some ways, it does make sense that it could also affect your brain and your neurological system. >> so is there any evidence that exposure to cleaner air might reverse mwhat happens here? >> it's such an interesting question, researchers are looking into that, about whe...