Tag Archives: coronavirus

COVID reinfections: are they milder and do they strengthen immunity?

illpaxphotomatic/Shutterstock Paul Hunter, University of East Anglia We’ve known since early on in the pandemic that COVID reinfections could occur. One of the first reinfections reported was in a 33-year-old man from Hong Kong. His initial infection was diagnosed on March 26 2020, with his second infection, with a genetically distinct virus, being diagnosed 142 days later. Since then reports …

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5 strategies employers can use to address workplace mental health issues

Many workers are stressed out. Symphonie/The Image Bank via Getty Images Patricia L. Haynes, University of Arizona COVID-19 has inflicted a serious mental health toll on many U.S. workers. Like other Americans, workers have lost loved ones, connections to friends and family, and the comforts of their daily social rhythms. The pandemic has also imposed a unique set of stresses …

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Variant Omicron BA.2 : Qu’avons-nous appris de lui jusqu’à présent ?

Paul Griffin, The University of Queensland Le nombre de cas d’infection par le variant Omicron a explosé partout sur la planète au cours des deux derniers mois. Dans de nombreux pays, le pic de cette vague a même dépassé ceux des vagues précédentes, causées par d’autres variants. Depuis quelque temps, des patients se retrouvent infectés par un sous-variant d’Omicron, baptisé …

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COVID misinformation is a health risk – tech companies need to remove harmful content not tweak their algorithms

file404/Shutterstock Andrew Chadwick, Loughborough University Many worldwide have now caught COVID. But during the pandemic many more are likely to have encountered something else that’s been spreading virally: misinformation. False information has plagued the COVID response, erroneously convincing people that the virus isn’t harmful, of the merits of various ineffective treatments, or of false dangers associated with vaccines. Often, this …

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COVID: WHO recommends two new treatments – here’s how they work

Sotromivab is a monoclonal antibody that binds to the coronavirus to stop it being infectious. Kateryna Kon/Shutterstock Filipa Henderson Sousa, Edinburgh Napier University Back in early 2020, if you got ill with COVID there were no proven treatments for doctors to give you – it was one of the main things that made this disease so scary. Fast forward to …

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Probiotics regulate our immune system and could help fight off COVID – new research

Jasni/Shutterstock Paul Gill, UCL and Andrew Smith, UCL You’ve probably heard of probiotics – the “good bacteria” that can benefit our health. We consume them in an expanding variety of ways, often in foods marketed as being healthy. These bacteria can be contained in supplement capsules, yogurts, drinks or even snack bars. They work by helping prevent other, disease-causing bacteria …

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COVID: why some people with symptoms don’t get tested

Kleber Cordeiro/Shutterstock Mark Graham, King’s College London Testing people with COVID symptoms has been a pillar of the UK’s pandemic response, reducing transmission by identifying and isolating those with the virus. But to be effective, it relies on people with symptoms getting tested, which raises an obvious question: what proportion of symptomatic people actually take a test? The ZOE COVID …

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Omicron may reach millions before vaccines do – but that doesn’t mean race to vaccinate the world is over

Michael Head, University of Southampton The pandemic is accelerating. It’s estimated that there could be 3 billion new infections globally over the next three months thanks to the highly infectious omicron variant. Large outbreaks are ongoing across Europe and North America and cases are also rising in many other countries. Omicron has now reached most corners of the world – …

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COVID: why T cell vaccines could be the key to long-term immunity

Kateryna Kon/Shutterstock Sheena Cruickshank, University of Manchester With omicron having rapidly driven up COVID infections, attention is once again focusing on antibodies, and reasonably so. They play a critical role in fighting off viruses and are important for preventing the coronavirus infecting our cells. This is why some countries have mounted booster campaigns in response to recent COVID surges – …

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