Tag Archives: Covid-19

COVID infections may give more potent immunity than vaccines – but that doesn’t mean you should try to catch it

Charlotte Thålin, Karolinska Institutet Israel was way ahead of the rest of the world when it came to COVID vaccination, so it’s not surprising that data from this corner of the Mediterranean causes a lot of excitement – it’s a glimpse into the future. Indeed, this happened recently when researchers at Maccabi Healthcare Services in Tel Aviv released a preprint …

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Mu: everything you need to know about the new coronavirus variant of interest

Lightspring/Shutterstock Luke O’Neill, Trinity College Dublin The World Health Organization (WHO) has added another coronavirus variant to its list to monitor. It’s called the mu variant and has been designated a variant of interest (VOI). What this means is that mu has genetic differences to the other known variants and is causing infections in multiple countries, so therefore might present …

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COVID-19 in India: an unfolding humanitarian crisis

Michael Head, University of Southampton There have been many predictions about how many people have had COVID-19 and whether or not this or that country has reached herd immunity. We have seen this before in Manaus, Brazil, and in India. The optimism is alas always misplaced and occasionally used irresponsibly. We have seen approaches to naturally acquired herd immunity proposed …

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Ronapreve: new COVID-19 treatment has just been authorised – here’s everything you need to know

Corona Borealis Studio/Shutterstock Lara Marks, University of Cambridge The UK medicines regulator has just approved a new COVID-19 treatment. Branded Ronapreve in the UK and REGEN-COV in the US, the drug was developed by Regeneron Pharmaceuticals with Roche. It first grabbed headlines in October 2020 when President Trump received it during his COVID-19 infection. Already licensed for emergency use in …

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COVID: long-lasting symptoms rarer in children than in adults – new research

Halfpoint/Shutterstock Robert Hughes, London School of Hygiene & Tropical Medicine; Emma Duncan, King’s College London; Michael Absoud, King’s College London, and Sunil Bhopal, Newcastle University When COVID-19 arrived, it quickly became clear that older age was the biggest risk factor for developing severe disease. Indeed, there are few diseases for which age is so clearly the most important risk factor. …

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Le vaccin contre la Covid est sans risque pour la fertilité masculine – pas le virus…

Ranjith Ramasamy, University of Miami Contrairement à de nombreuses idées reçues qui tournent sur les réseaux sociaux, il n’existe aucun cas scientifiquement prouvé de troubles érectiles ou d’infertilité masculine qui serait dû aux vaccins contre la Covid-19. On ne peut pas en dire autant du SARS-CoV-2. Le virus responsable de la Covid, lui, présente des risques avérés… Jusqu’à présent, peu …

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COVID: why you still need to wash your hands

Fidelma Fitzpatrick, RCSI University of Medicine and Health Sciences Hygiene was a significant part of the health measures to control the coronavirus at the start of the pandemic. But as evidence began to emerge of airborne spread, the focus switched to masks and, more recently, ventilation. Indeed, for some the focus has switched so sharply from surface transmission to airborne …

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Long COVID: symptoms experienced during infection may predict lasting illness

Prostock-studio/Shutterstock Olalekan Lee Aiyegbusi, University of Birmingham and Shamil Haroon, University of Birmingham Earlier in the pandemic, it appeared that the majority of people infected with the coronavirus experienced mild-to-moderate symptoms and generally recovered within two to three weeks, depending on the severity of their illness. However, as time has passed, it’s become clear that some people, regardless of the …

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