Mask-wearing during COVID-19 may have reduced heart attack risk triggered by air pollution
Coronavirus
Kumamoto University Feb 17 2026 Researchers at Kumamoto University have discovered that behavioral changes during the COVID-19 pandemic-particularly widespread mask-wearing-may have reduced the risk of certain types of heart attacks triggered by air pollution. The study, led by Dr. Masanobu Ishii and colleagues, was published in the European Society of Cardiology's flagship journal, European Heart Journal . Air pollution and heart attacks Fine particulate matter known as PM2.5-tiny airborne
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