We recommend getting out into nature as often as possible, whether it’s a local park in the middle of your city or it’s a walk in a rural area. A recent study found that the “risk of suffering an ischaemic stroke, the most common type of cerebrovascular event, is 16% less in people who have green spaces less than 300 metres [984 feet] from their homes.” The study also found that there is a direct link between NO2, the air pollutant caused by vehicle traffic, and the risk of stroke. According to researcher Dr. Carla Avellaneda, “The study demonstrates the importance of environmental determinants in stroke risk.”

https://www.imim.cat/news/469/living-near-green-areas-reduces-the-risk-of-suffering-a-stroke-by-16