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Searching for the next virus

The Covid-19 pandemic is not over yet, but some researchers are already worrying about mousepox. Colin Carlson, a biologist at Georgetown University, has spent the last few years training computers to predict which dangerous viruses could jump from animals to humans,...

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Lessons from a lesser variant

Do you remember Mu? It was a variant of concern with several troubling mutations that spread swiftly in Colombia in early 2021, fueling a surge of new cases. Today, Mu has all but vanished but it can still offer lessons for researchers that could help them understand...

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Virus keeps mutating

The coronavirus keeps mutating – putting scientists on their toes as they brace for the possibility that the virus could get better at spreading or at making us sick. “This virus has probably got tricks we haven’t seen yet,” virologist Robert F. Garry of Tulane...

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WHO and UNICEF warn of major revival of measles

Vaccination campaigns The number of reported measles infections has increased by nearly 80 percent worldwide in the first two months of this year. UN organizations are calling on countries to restart their basic vaccination campaigns after the corona pandemic.Wafa Al...

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What are symptoms of long-haul COVID?

The most common symptoms of long-haul COVID include: Fatigue and poor physical enduranceDifficulty thinking or concentrating, also known as "brain fog"CoughTrouble breathingJoint or muscle painChest or stomach painMood changesHeadacheFeverHeart palpitationsLoss of or...

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COVID-19: We’re in it for the Long Haul

By: Melissa LynchCOVID doesn't affect kids, right? That's what we thought at the beginning of this pandemic.We had just moved, and local schools were in virtual and hybrid learning mode. We needed the internet line run to our house still, so we went to a public place...

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Long-Haul COVID-19 in Children and Teens

By: Peter Rowe, MD, FAAP Most kids and teens who test positive for COVID-19 have mild, or even no, symptoms. But it has become clear that some are experiencing symptoms more than a month after they've been infected with SARS-CoV-2, the virus that causes COVID-19. A...

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Omicron XE variant: 5 things to know

The World Health Organization is monitoring a new omicron variant — dubbed XE — that's a hybrid of BA.1, the original omicron strain, and BA.2, a highly transmissible subvariant.Five things to know: The strain was identified Jan. 19 in the U.K. As of March 25,...

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Experts classify COVID-19 Omicron subvariant BA.2

The World Health Organization designated COVID-19 variant B.1.1.529, named Omicron, a "variant of concern" on Nov. 26, 2021, and the first confirmed case in the U.S. was on Dec. 1, 2021; since then, the Centers for Disease Control and Prevention (CDC) has classified...

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Should you get another booster?

The F.D.A. authorized second boosters for Americans aged 50 and older and those with certain immune deficiencies on Tuesday. But the scientific evidence for the additional dose is incomplete, at best, and researchers do not agree on whether the shots are needed. So...

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Understanding long Covid

Millions of people continue to suffer from long-term Covid symptoms. Studies estimate that 10 to 30 percent of people infected with the coronavirus may develop such symptoms, including cognitive issues, exhaustion, shortness of breath and many others. “It involves a...

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In search of a dream vaccine against all coronaviruses

What the world needs is a super vaccine that can deal with all coronaviruses and future outbreaks at once. Whether that is feasible is uncertain, virologists say, "but we should at least try." The ideal corona vaccine is resistant in advance to future variants of...

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Bracing for the BA.2 wave

Can India learn from this?Barely two months after the Omicron wave, U.S. epidemiologists are already warning of another swell in the pandemic. Though Covid case numbers are falling in most of the country, scientists warn that the quiet may soon give way to...

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Alternative to injection

Inhaled vaccine delivers broad protection against SARS-CoV-2 Scientists at McMaster University who have developed an inhaled form of COVID vaccine have confirmed it can provide broad, long-lasting protection against the original strain of SARS-CoV-2 and variants of...

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