Health

Experts spar over ethical question: Should we be paid to get COVID-19 shots?

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A suggestion by an ethics professor at a leading UK university that governments should pay citizens to get vaccinated against COVID-19 has sparked debate over whether such incentives are ethical, or dangerous, and would boost or limit uptake. Arguing that governments should consider a "pay for risk" approach to encourage… Read

Health

How Pfizer vaccine could be cold comfort for some Asian nations

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With tropical heat, remote island communities and a dearth of ultra-cold freezers, many Asian countries aren't betting on Pfizer's experimental vaccine solving their COVID-19 crisis any time soon. The world cheered on Monday when Pfizer Inc announced its shot, jointly developed with BioNTech SE, was more than 90% effective based… Read

Health

Pfizer says COVID-19 vaccine over 90% effective

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Pfizer Inc's experimental COVID-19 vaccine is more than 90% effective based on initial trial results, the drugmaker said on Monday, a major victory in the war against a virus that has killed over a million people and battered the world's economy. Experts welcomed the first successful interim data from a… Read

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T-cell study adds to debate over duration of COVID-19 immunity

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A small but key UK study has found that "cellular immunity" to the pandemic SARS-CoV-2 virus is present after six months in people who had mild or asymptomatic COVID-19 - suggesting they might have some level of protection for at least that time. Scientists presenting the findings, from 100 non-hospitalised… Read

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How contagious are kids with COVID? Short answer: We don't know

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Are children a major source of contagion for COVID-19? Ten months into a pandemic that has claimed 1.2 million lives experts are still divided on the question, even as governments must decide whether to keep classrooms open or shut. During the first wave of infection, scientific consensus formed around the… Read

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Aspirin to be tested as potential COVID-19 drug in UK study

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Painkiller aspirin will be evaluated as a possible treatment for COVID-19 in one of Britain's biggest trials, which will assess whether it might reduce the risk of blood clots in people with the disease. The scientists behind the RECOVERY trial, which is looking into a range of potential treatments for… Read

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Biogen drug could be first new Alzheimer's treatment in decades

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U.S. health experts this week will decide whether to recommend approval for Biogen Inc's Alzheimer's drug, which could become the first new treatment for the mind-wasting disease in decades even as serious questions persist over whether data show if it works. In a field littered with unrelenting failure, Biogen believes… Read

Health

What do waning COVID-19 antibodies tell us about immunity and vaccines?

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Growing evidence that COVID-19 antibody levels can wane swiftly after someone is infected is not necessarily bad news for immunity, experts say, and does not mean protection offered by coronavirus vaccines will be weak or short-lived. Specialists in immunology and viruses warned against reading too much into studies of antibody… Read

Health

Masks good, ventilation better at cutting COVID risk at indoor events: study

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Face masks and limits on numbers are important, but good ventilation technology is the most essential ingredient of all in reducing the risk of the coronavirus spreading at public events indoors, according to a German study. And researchers say the study's results have implications for containing the epidemic among the… Read

Health

Next crop of COVID-19 vaccine developers take more traditional route

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The handful of drugmakers dominating the global coronavirus vaccine race are pushing the boundaries of vaccine technology. The next crop under development feature more conventional, proven designs. The world will need several different vaccines to fight the COVID-19 pandemic, given the sheer size of global need, variations in effects on… Read

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