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Dr. Anthony Fauci, the Chief Medical Officer of the President and Director of the National Institute of the Institute of Allergy and Infectious Diseases, spoke to the Pontifical Council of the Vatican for Culture and the Fifth International Conference of the Vatican Cura Foundation during the A special opening conversation with Sanjay Gupta of CNN, MD. The subject? Faith and Medicine, but mainly: what surprised Dr. Fauci the most onCOVID-19 [Feminine? Read about 5 Take away keys - and to ensure your health and health of others, do not miss theseSigns you have long covid and I do not know it.

Is there still a lot to learn about Covid-19? "Oh, I think there is a substantial sum, not only on the virus, what the virus can do," said Dr. Fauci, "but the pathogenesis of the disease, the thing that ... if J have the opportunity to be able to be able to slow down and enter the laboratory to look at things I want to know, how could it be that the same virus that killed 570,000 people in this country is a virus in which more than more than Half of people never get symptoms? I mean, you could say, well, they are young, they are healthy, but it's not an adequate explanation. There is something there, there, Something we do not know about pathogenesis. "

"The other thing we do not know is the ability - what is the ability of this virus, if you do not really delete it, develop new variants?" said Dr. Fauci. "And every week, Sanjay, who passes, we are struck with another challenge. First of all, it was the 614, the orig bit was first of all it was Wuhan's strain. So we have said, oh, wait a minute. We have a 614 now. Okay. So it's a variant. And then all of a sudden, the 351 in South Africa, then the 117 in England, and now the 617 In India. It's like an opponent Wily. It's an opponent Wily. It's an opponent Wily. "

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"You must be flexible," said Dr. Faisci. "I said that so many times, flexible, open-minded and humble to know that even if you have 40 years of experience, that when you are dealing with something that is really in the kingdom of the unknown, You "I have to expect the unexpected. I mean, it's some of the dictuses I'm going, always expect the unexpected. Especially when you are dealing with a microorganism, in many ways from an evolutionary point of view, has the ability to adapt to itself. always survive. And organizations are not static things. And that's why we see the evolution of these variants. If it was a static situation, you would know exactly what it was from the beginning, but it continues to evolve. "

"I think one of the real examples of" Covid prevents us from us on our toes "is" the saying of infectious diseases eternally, were that the respiratory viruses tend to have a very small amount of transmission of An asymptomatic person. The thing that leads respiratory diseases are fundamentally of symptomatic people. And we know that influenza and other types of infections may have a small fraction of 24 hours before a person is symptomatic, that they can transmit it. We had never imagined, and it was unique, that we treated with a virus where a third to 40% of the population never receives symptoms. And 50 to 60% of people who will be infected, be infected with someone without symptoms. It was totally unprecedented. Totally. The reason when scientists said, it's not really an important asymptomatic infection driver. And now, you discover that it is at least half of the infections are transmitted. "

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"The reason why it's important, it affects everything," he said. "A, it affects the ability to make the isolation of traceability isolation. This affects the deep need to wear masks. When you say, well, I do not worry. If I do not feel sick, why should I wear a mask? Now we know you could spread the virus. That's what I mean using your experience, using your knowledge, but always, always keep An open mind that you will find data they will change you some of the things that may have been foundations of what you have done for years. "As for yourself: get vaccinated when it is available for you and to protect your life and the lives of others, do not visit these 35 places you are most likely to catch Covid .