This Is Why Viruses Transfer From Animals To Humans

By now, all of us are aware that the novel coronavirus originally came from an animal source. This is nothing new, though. Throughout human history, a number of viruses have been jumping out of nature and into humans. Scientists say that while viruses may start in animals, they still need to go through five or six barriers before they’re able to infect humans. So why do zoonotic spillovers like SARS-CoV-2 still happen? More importantly, why are dangerous cases like these becoming more regular? In this video, an expert shares his views on why and how this happens and what can be done to prevent an outbreak of similar viruses in the future.


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