What you need to know about the new COVID-19 variants
A biologist who studies the evolution of diseases explains what's different about the two new virus strains that have been found recently, and what that means for vaccine effectiveness.
Jan. 15, 2021 • ~7 min
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The simple reason West Virginia leads the nation in vaccinating nursing home residents
West Virginia turned to its local pharmacies for help. Its program's success holds some important lessons for other states and the rest of the vaccine rollout.
Jan. 14, 2021 • ~6 min
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The great polio vaccine mess and the lessons it holds about federal coordination for today's COVID-19 vaccination effort
Massive vaccine distribution efforts take a lot of coordination. The rollout of the Salk polio vaccine in the US in 1955 holds lessons for those delivering COVID-19 shots today.
Jan. 14, 2021 • ~8 min
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Almost half of NHS critical care staff show symptoms of PTSD, depression or anxiety
Almost half of NHS critical care staff suffered mental health issues in summer – now the situation is worse.
Jan. 14, 2021 • ~7 min
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The price of a drug should be based on its therapeutic benefits – not just what the market will bear
'Orphan drugs' with high price points are being tested as treatments for COVID-19. There's a better way to spur low-cost innovation for new drugs.
Jan. 13, 2021 • ~9 min
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First lockdown's effect on air pollution was overstated, our study reveals
Exaggerating how much lockdown improved air quality could allow us to underestimate the scale of the air pollution problem.
Jan. 13, 2021 • ~7 min
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Americans have unrealistic expectations for a COVID-19 vaccine
Two in five Americans say they don't want a COVID-19 vaccine, which is a problem. Finding out what Americans do want from a vaccine might help.
Jan. 13, 2021 • ~9 min
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The scent of sickness: 5 questions answered about using dogs – and mice and ferrets – to detect disease
Scientists are experimenting with using dogs to sniff out people infected with COVID-19. But dogs aren't the only animals with a nose for disease.
Jan. 13, 2021 • ~8 min
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COVID vaccine: some waste is normal – but here's how it is being kept to a minimum
With reports emerging of vaccine wastage across the world, medical supply chain experts explain why that's to be expected.
Jan. 11, 2021 • ~8 min
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Delaying second COVID-19 vaccine doses will make supplies last longer but comes with risks
With vaccine shortages looming, experts are debating whether it is important to receive two doses or whether it's better to give one dose to more people and give a second when the supply is better.
Jan. 11, 2021 • ~11 min
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