a new study found a link between stroke and air pollution. The study involved 3,18,752 people with an average age of 56 years. These participants didn't have any history of stroke or heart disease at the start. They were followed for 12 years. The researchers considered their exposure to air pollution based on the region they lived. During this tenure, 5,967 people experienced a stroke. Of those, 2985 people developed cardiovascular diseases and 1,020 people died.