“Over the last 10 years, we have begun to see statistical associations between air pollution and a whole range of brain-related issues – all the way from how children learn, the way in which their cognition changes, to mental health and increased risks of dementia.
![Volunteers breathe polluted air to test impact on brain 1 Volunteers breathe polluted air to test impact on brain](https://i0.wp.com/ichef.bbci.co.uk/news/1024/branded_news/3845/production/_131350441_screenshot2023-10-06at13.52.30.png?fit=%2C&ssl=1)