Tag Archives: coronavirus

What you need to know about the new COVID-19 variants

B117, the SARS CoV-2 variant that was first detected in the U.K., has been found to be 30%-80% more transmissible. Juan Gaertner/Science Photo Library via Getty Images David Kennedy, Penn State Editor’s note: Two new strains of the coronavirus that causes COVID-19 called B.1.1.7 and B.1.351 have been found in the U.K. and South Africa and are thought to be …

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Joggers and cyclists should wear masks – here’s why

Tom Wang/Shutterstock Trish Greenhalgh, University of Oxford England is deep into its third lockdown, yet the daily tally of new COVID cases and deaths remains sickeningly high. As Chris Whitty, the country’s chief medical officer, said recently, more needs to be done to bring the pandemic under control. Masks, which when worn correctly are highly effective in reducing transmission, are …

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Oxford scientists: how we developed our COVID-19 vaccine in record time

University of Oxford Tonia Thomas, University of Oxford and Rachel Colin-Jones, University of Oxford The pandemic is only a year old, but we already have multiple vaccines available to fight COVID-19 – including the vaccine developed by the team we’re part of at the University of Oxford. With our partner AstraZeneca, we have submitted both interim efficacy data and safety …

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Vaccines alone aren’t enough to eradicate a virus – lessons from history

Dryvax, smallpox vaccine with bifurcated needle. James Gathany Content Providers/CDC Public Health Image Library Caitjan Gainty, King’s College London and Agnes Arnold-Forster, University of Bristol Smallpox killed countless millions – 300 million people in the 20th century alone – before it was finally declared eradicated on May 8 1980. It was a momentous day, marking what the current director general …

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3 preguntas clave sobre la nueva variante del coronavirus detectada en Reino Unido

Una nueva variedad del coronavirus identificada en Reino Unido está generando alarma en todo el mundo. Desde que las autoridades británicas anunciaron su existencia la semana pasada numerosos países han cancelado los vuelos procedentes de Reino Unido y los gobiernos de Inglaterra y Escocia impusieron una nueva y estricta cuarentena que afecta a millones de personas en medio de las …

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Will coronavirus be the turning point for globalisation?

Shutterstock Steve Schifferes, City, University of London There is a widespread belief that nothing will ever be the same after the coronavirus pandemic, with society, the role of government and the economy changing forever. Some predict we will see a society that shows more solidarity and a new economic model that works for all, and perhaps a greater spirit of …

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World economy in 2021: here’s who will win and who will lose

Xi Jinping, the Chinese president. China’s economy is now showing strong growth. Shutterstock Steve Schifferes, City, University of London The coronavirus has crippled the world economy. Global GDP suffered its sharpest drop since the end of the second world war in 2020, millions were unemployed or furloughed, and governments pumped trillions of dollars into their economies to prevent greater damage. …

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The cold supply chain can’t reach everywhere – that’s a big problem for equitable COVID-19 vaccination

Getting vaccines to rural and hard-to-reach areas is critical for public health and ethical reasons. Hector Roqueta Rivero/Moment via Getty Images Timothy Ford, University of Massachusetts Lowell and Charles M. Schweik, University of Massachusetts Amherst To mitigate health inequities and promote social justice, coronavirus vaccines need to get to underserved populations and hard-to-reach communities. There are few places in the …

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Long COVID: who is at risk?

fizkes/Shutterstock Frances Williams, King’s College London For most people, infection with SARS-CoV-2 – the virus that causes COVID-19 – leads to mild, short-term symptoms, acute respiratory illness, or possibly no symptoms at all. But some people have long-lasting symptoms after their infection – this has been dubbed “long COVID”. Scientists are still researching long COVID. It’s not well understood, though …

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