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It’s time to rethink indoor airflow to reduce the spread of COVID-19, say experts

Masks, social distancing and hand hygiene have become widely accepted as ways to reduce the spread of coronavirus but some scientists are saying the ventilation of our homes and workplaces could be another tool in our prevention armoury.
Key points:
- In recent weeks the World Health Organization and the United States Centers for Disease Control have acknowledged airborne aerosols as important in COVID-19 transmission
- Germany is investing 500 million euros to improve ventilation in public buildings
- A member of the WHO’s expert panel on COVID-19 says assessing ventilation is costly, which is why it hasn’t gained broader traction
As we learn more about COVID-19, more evidence has emerged that the virus spreads through aerosols as well as through…
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