Articles sur SARS-CoV-2

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Breathing in through the nose is an integral part of meditation and delivers virus-fighting gases to the lungs. triloks / Getty Images

The right way to breathe during the coronavirus pandemic

The body has many natural defenses against viruses and other pathogens. One antiviral molecule produced in the body is nitric oxide and it is created when we breathe in through the nose.
Emergency hospital during influenza epidemic at Camp Funston in Kansas around 1918. National Museum of Health and Medicine

5 ways the world is better off dealing with a pandemic now than in 1918

A century ago, the influenza pandemic killed about 50 million people. Today we are battling the coronavirus pandemic. Are we any better off? Two social scientists share five reasons we have to be optimistic.
Coughing, sneezing, talking and even just breathing can produce airborne particles that can spread SARS-CoV-2. Stanislaw Pytel/Digital Vision via Getty Images

People are getting sick from coronavirus spreading through the air – and that’s a big challenge for reopening

SARS-CoV-2 can be spread through the air. But just how much of a factor that is has been hard to determine. Recent evidence suggests it is common, posing problems as public places begin to reopen.
Without a vaccine, getting to herd immunity would mean many more illnesses and deaths. Andreus K via Getty Images

Herd immunity won’t solve our COVID-19 problem

Without a vaccine, the cost of reaching herd immunity during a pandemic is counted in lives lost, and it won't quickly stop the virus's spread.
Dead men do tell tales through their physical remains. AP Photo/Francesco Bellini

What the archaeological record reveals about epidemics throughout history – and the human response to them

People have lived with infectious disease throughout the millennia, with culture and biology influencing each other. Archaeologists decode the stories told by bones and what accompanies them.
For those who have suffered from COVID-19, do their antibodies guarantee immunity from subsequent disease? Sebastian Kaulitzki/Science Photo Library via Getty Images

Am I immune to COVID-19 if I have antibodies?

If you have had COVID-19 already, are you protected from another bout of the illness? And is the presence of antibodies in your blood a guarantee of immunity?

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