Sunlight exposure degrades and reduces the longevity of SARS-CoV-2 on surfaces
the verdict
SUPPORTED
the evidence backs this
confidence 83/100
Evidence from multiple studies and reviews indicates that sunlight exposure and solar radiation degrade SARS-CoV-2 and reduce its persistence and replication capacity on surfaces.
Evidence for · 3
How long do bacteria, fungi, protozoa, and viruses retain their replication capacity on inanimate surfaces? A systematic review examining environmental resilience versus healthcare-associated infection risk by "fomite-borne risk assessment".
2024 · cited by 17
The systematic review notes that replication capacity of pathogens on fomites is affected by UV-light and sunlight exposure.
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More for · 2
Associations between meteorological factors and COVID-19: a global scoping review.
2024 · cited by 4
Experimental studies on SARS-CoV-2 consistently show that solar radiation negatively affects virus viability.
Solar simulated ultraviolet radiation inactivates HCoV-NL63 and SARS-CoV-2 coronaviruses at environmentally relevant doses
2021 · cited by 1
Research demonstrates that solar-simulated ultraviolet radiation effectively inactivates SARS-CoV-2 and reduces its infectivity.