Lancet study finds air pollution top risk factor for brain stroke akin to smoking

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For the first time, a study on Thursday showed that ambient particulate matter air pollution is a top risk factor for subarachnoid haemorrhagea type of brain strokeat par with smoking...

The study, led by an international team of researchers from India, the US, New Zealand, Brazil, and UAE showed that air pollution contributed to 14 per cent of the death and disability caused by this serious stroke subtype, on par with smoking...

The study showed that coupled with air pollution, high temperatures as well as metabolic disorders, fuelled a significant rise in global cases and deaths due to stroke in the last three decades...

In 2021, the five leading global risk factors for stroke were high systolic blood pressure, particulate matter air pollution, smoking, high LDL cholesterol, and household air pollution, with considerable variation by age, sex, and location...

The study also found that worldwide, the overall amount of disability, illness, and early deatha measurement known as disability-adjusted life years (DALYs)lost to stroke increased by 32 per cent between 1990 and 2021, rising from around 121.4 million years of healthy life lost in 1990 to 160.5 million years in 2021..

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