The coronavirus remains active on human skin for nine hours, five times longer than the flu virus, according to a group of Japanese researchers, a discovery that demonstrates the need for frequent hand washing to combat the COVID-19 pandemic.
Compared, the flu-causing pathogen survives on human skin for about 1.8 hours, according to the study published this month in the journal Clinical Infectious Diseases.
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“The nine-hour survival of SARS-CoV-2, the virus that causes covid-19, on human skin may increase the risk of contact transmission compared to IAV (influenza A virus), thus accelerating the pandemic“, indicates the study.
The research team examined the skin obtained from autopsies, approximately one day after death.
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Both the coronavirus and the flu virus they are inactive in 15 seconds by applying ethanol, which is used in hand sanitizers.
“Longest Survival of SARS-CoV-2 in Skin increases the risk of transmission by contact; however, hand hygiene can reduce this risk“the study noted.
(Keep reading: See how long the coronavirus can survive on different surfaces).
The study supports the World Health Organization (WHO) recommendations to regularly wash your hands thoroughly to limit transmission of the virus, which has infected nearly 40 million people worldwide since it first appeared in China. late last year.