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Oxford starts first study to reinfect recovered Covid-19 patients

Researchers are looking for 64 healthy, previously Covid-infected volunteers from 18 to 30 years old to be studied under controlled, quarantined conditions for at least 17 days, the UK university said Monday People who previously infected with Covid-19 will be deliberately reinfected in a first-of-its-kind trial at the University of Oxford that may shed light on how to develop more ...

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Strong evidence that Covid-19 mainly spreads through air: Study

Researchers have concluded that there is “consistent” and “strong evidence” to prove the Sars-CoV-2 virus – which causes the coronavirus disease (Covid-19) – is primarily transmitted through air and that this reasoning should alter countries’ mitigation response to the pandemic that has ravaged the world. Studies have previously indicated that the coronavirus can spread through air, but this is the ...

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New South Wales reworks Covid-19 vaccine plan on AstraZeneca concerns

Australia’s most populous state is planning a major overhaul of its Covid-19 innoculation programme, including a possible increase in the volume of Pfizer doses and distribution of new alternative vaccines, the Sydney Morning Herald reported. The strategy in New South Wales is under review ahead of Monday’s (April 19) national cabinet meeting, which is also likely to address the future ...

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Covid-19 booster shot likely needed within 12 months, Pfizer’s CEO says

People are likely to need a third dose of a Covid-19 vaccine within a year of getting fully vaccinated and may subsequently need annual shots to protect against the coronavirus, Pfizer CEO Albert Bourla said Thursday. Pfizer and its German partner, BioNTech, are studying how long the vaccines’ protective immunity will last. Their findings will guide whether additional booster shots ...

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Open the windows to curb COVID spread: experts

Opening windows and ventilating spaces should be at the heart of efforts to prevent the spread of Covid-19, a group of experts said Thursday, arguing that confusion over airborne transmission meant this simple measure was being overlooked. Mounting evidence convinced many places to adopt mask-wearing recommendations and health authorities have for months said that crowded, badly ventilated indoor spaces are ...

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Countries pause use of Johnson & Johnson vaccine

The US, South Africa and European Union will temporarily stop the rollout of the Johnson & Johnson (J&J) Covid jab, after reports of rare blood clotting. Six cases were detected in more than 6.8 million doses of the vaccine, the US Food and Drug Administration (FDA) said. Johnson & Johnson has paused its EU rollout, which started this week. It ...

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WHO urges ban on sale of live wild mammals in food markets

The World Health Organization on Tuesday called for a halt to the sale of live wild mammals in food markets to prevent the emergence of new diseases. The WHO said that while traditional markets play a central role in providing food and livelihoods for large populations, banning the sale of live wild mammals could protect the health of market workers ...

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Bangladesh to get 6.8cr vaccine doses from May: WB

Bangladesh will start receiving 6.8 crore doses of Covid-19 vaccine under the global COVAX facility from May, says the World Bank. The international financial institution came up with the revelation in a report published on Monday as both the deaths and infections from coronavirus continued to rise in the country. While talking to journalists during a virtual briefing, Mercy Tembon, ...

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Local vaccines ‘don’t have high protection rates’: China official

China’s top disease control official has said the efficacy of the country’s Covid vaccines is low, in a rare admission of weakness. In a press conference, Gao Fu added that China was considering mixing vaccines as a way of boosting efficacy. China has developed four different vaccines approved for public use, though some trials abroad had suggested efficacy as low ...

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Heart health of kidney failure patients can be improved by cycling moderately

The findings of a recent study suggest that cycling at moderate intensity while on dialysis could drastically help in improving the heart health of patients with kidney failure. The study was led by the University of Leicester supported by the charity Kidney Research UK and National Institute for Health Research (NIHR) Leicester Biomedical Research Centre. The findings of the study ...

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