Millions of Britons face higher risk of heart failure due to dirty air, study suggests

Exclusive: stroke risk is 7% higher and heart failure risk increases by 27% in areas with worst level of pollution, research shows

Millions of Britons face a higher risk of stroke or heart failure because of dirty air where they live.

People living in areas of the UK with the worst levels of air pollution are 27% more likely to develop heart failure, compared with people in areas with the cleanest air, a study suggests.