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Covid-19’s wintry mix: Dry indoor air helps the virus spread – STAT

Covid-19’s wintry mix: As we move indoors, dry air will help the coronavirus spread It’s not just the cold, it’s the humidity. Winter in the northern United States will soon drive even the most diehard outdoor diners and backyard socializers indoors, bringing with them heightened risk for contracting and spreading Covid-19. The worry is not just that people might mingle more closely inside, but that the air they breathe will make the virus more dangerous.Cold, dry air facilitates the spread of the coronavirus, and the social distancing that helped outside won’t be as effective indoors, scientists said. “I do worry… Lire la suite »Covid-19’s wintry mix: Dry indoor air helps the virus spread – STAT

The Pandemic’s Biggest Mystery Is Our Own Immune System – The Atlantic

Even the word immunity creates confusion. When immunologists use it, they simply mean that the immune system has responded to a pathogen—for example, by producing antibodies or mustering defensive cells. When everyone else uses the term, they mean (and hope) that they are protected from infection—that they are immune. But, annoyingly, an immune response doesn’t necessarily provide immunity in this colloquial sense. It all depends on how effective, numerous, and durable those antibodies and cells are. From the September 2020 issue: How the pandemic defeated America Immunity, then, is usually a matter of degrees, not absolutes. And it lies at… Lire la suite »The Pandemic’s Biggest Mystery Is Our Own Immune System – The Atlantic

Long-Haulers Are Redefining COVID-19 – The Atlantic

Lauren Nichols has been sick with COVID-19 since March 10, shortly before Tom Hanks announced his diagnosis and the NBA temporarily canceled its season. She has lived through one month of hand tremors, three of fever, and four of night sweats. When we spoke on day 150, she was on her fifth month of gastrointestinal problems and severe morning nausea. She still has extreme fatigue, bulging veins, excessive bruising, an erratic heartbeat, short-term memory loss, gynecological problems, sensitivity to light and sounds, and brain fog. Even writing an email can be hard, she told me, “because the words I think… Lire la suite »Long-Haulers Are Redefining COVID-19 – The Atlantic