[34679]

"Air pollution, of which whose small particulate matter are the most toxic, contributes to about one-third of the global burden of stroke."

https://www.sciencedirect.com/science/article/pii/S003537871...

"In 2004, the American Heart Association issued a scientific statement concluding that exposure to air pollution contributes to cardiovascular illness and mortality. A 2010 update elaborated on those risks.

Short-term exposure can increase the risk of heart attack, stroke, arrhythmias and heart failure in susceptible people, such as the elderly or those with pre-existing medical conditions, according to the statement."

https://www.heart.org/en/health-topics/consumer-healthcare/w...