Progress in researches on effect of fine particulate pollution on stroke

The concerns on air pollution have been increasing among the public during recent years. Stroke is a cerebrovascular disease which occurs mainly in the elderly and is a major cause of death and disability. A large body of evidence supports the association between ambient air pollution exposure and increased stroke mortality and morbidity recently. We systematically review the studies examining the association between air pollution and admission to hospital for stroke or mortality from stroke.