A new global study, published in The Lancet Neurology Journal, has found that about 14 per cent of the death and disability caused by SAH in 2021 could be attributed to particulate matter air pollution. Researchers found this similar to the risk posed by smoking.

Air pollution and rising temperatures linked to increase in number of strokes globally - Stroke causes over 7 million deaths annually

Air pollution, high temperatures, and risk factors such as obesity and high blood pressure are driving global increases in stroke, research suggests. Although stroke is very preventable and treatable,

Incidence of stroke and related deaths are rising substantially around the world, with air pollution, high temperatures and metabolic risk factors such as high blood pressure and physical inactivity,