An minor alteration to wording on the CDC website has prompted questions about the transmission of COVID-19, now that all 50 states have begun the reopening process. Can you catch the coronavirus by touching surfaces in public?
For example, person A, who is actively sick with COVID-19, coughs on a door handle, covering it with infectious respiratory droplets. Can the viral particles in those droplets survive long enough for person B to touch that door handle, walk around with those particles on their hands, before finally touching their mouth or nose? And how much live virus is really needed to infect person B?
Wolfe said that such studies are ongoing, and that the possibility of catching COVID-19 from a surface"should not be ignored."But, he added,"I suspect you're probably getting less bang for your buck by washing down your fruit and vegetables, than you would from being conscious of masking and perhaps washing your hands" both before and after trips to the supermarket.
Those respiratory droplets"can land in the mouths or noses of people who are nearby or possibly be inhaled into the lungs," the CDC says on its website, adding that infected people who don't have symptoms can also be contagious.Wolfe said the best ways to limit the spread is through a trifecta of personal infectious disease control: social distancing, frequent
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