Transmission

A Cat in Pennsylvania Caught The Delta Variant. But It’s Not All Bad News

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SARS-CoV-2 is not picky about its host. Since the virus first started spreading among humans, it has jumped from our species to pets, livestock, and even wild animals. Cats appear to be particularly susceptible to contracting COVID, although they often don’t show symptoms, and it’s unlikely that they can pass the virus back to us. Even … Read more

The Risk of Vaccinated COVID Transmission Is Not Low

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My two-year-old tested positive for COVID last month. My mind-numbing and costly project to keep him uninfected prior to his vaccinations had proven an abject failure. I was angry—and surprised. During the time he was likely infected, he had only been around vaccinated people when indoors. Although we know the absolute risk of serious illness … Read more