'No safe threshold' to smoke exposure

By Finbar O'Mallon
Updated January 28 2020 - 10:33am, first published 10:30am
A study has found even short-term exposure to air pollutants increases the risk of cardiac arrest.
A study has found even short-term exposure to air pollutants increases the risk of cardiac arrest.

Air quality ratings may need an overhaul with new research finding even short-term exposure to air pollutants increases a person's risk of cardiac arrest.

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