Air pollution is often viewed as an outdoor hazard and a threat to respiratory health. Emerging research shows that air pollution may also affect our brain health. Fine particulate matter (PM2.5), is a complex mixture of many chemicals that can be inhaled deep into the lungs. While PM2.5 exposure has long been linked to tissue damage and inflammation in the lung, its role in cognitive decline is only now gaining attention.
This article was originally published on MedicalXpress.com