Covid-19: Why has the omicron variant hit Hong Kong so hard?

Covid-19 cases are soaring in Hong Kong, and the government’s focus on testing instead of vaccinating older populations may be the reason deaths are spiking and hospitals are overwhelmed Health | Analysis 8 March 2022 By Michael Le Page Health workers at a mobile testing lab in Hong Kong Kin Cheung/AP/Shutterstock Covid-19 cases in Hong … Read more

Covid-19 news: Booster protection against omicron may wane in months

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu, Layal Liverpool, Carissa Wong, Alex Wilkins and Alexandra Thompson Covid-19 booster jab information campaign, Putney, London, UK Amer Ghazzal/Shutterstock Latest coronavirus news as of 12pm on 7 March Booster jabs substantially increased protection against omicron but … Read more

Covid-19 news: Omicron immune response protects against BA.2 variant

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu, Layal Liverpool, Carissa Wong and Alex Wilkins Covid-19 seen under the microscope Shutterstock / Naeblys Latest coronavirus news as of 12pm on 28 February Data suggests that people who’ve had the BA.1 omicron variant are protected … Read more

WHO says Omicron subvariant is not more virulent | Science

The World Health Organization (WHO) yesterday declared that a more contagious version of Omicron, the SARS-CoV-2 variant that has already swept the globe in recent months, makes people no sicker than the original Omicron. The subvariant does not merit a separate designation with its own Greek letter, WHO said. The statement from the international organization … Read more

The First Evidence of Omicron Spilling Over Into Wild Animals Has Just Been Found

Vaughn Cooper sees white-tailed deer every day in his neighborhood outside Pittsburgh. The species is common in most US states. Pennsylvania alone has around 1.5 million white-tailed deer – about 30 per square mile (2.6 square km) – while the US has around 30 million in total.   “My dog goes ripping after the deer … Read more

Covid-19 news: Hong Kong restricts public gatherings as omicron surges

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu, Layal Liverpool, Carissa Wong and Alex Wilkins Pedestrians wearing protective masks cross a street in Hong Kong, China, on Friday 4 February, 2022 Paul Yeung/Bloomberg via Getty Images Latest coronavirus news as of 12pm on 8 … Read more

Sudden rise of more transmissible form of Omicron catches scientists by surprise | Science

On 7 December 2021, as the Omicron variant of the pandemic coronavirus began to pummel the world, scientists officially identified a related strain. BA.2 differed by about 40 mutations from the original Omicron lineage, BA.1, but it was causing so few cases of COVID-19 that it seemed a sideshow to its rampaging counterpart. “I was … Read more

BA.2 omicron variant: What you need to know

By Michael Le Page Illustration of the SARS-CoV-2 coronavirus Shutterstock/Naeblys Another year, another variant. Even before the omicron wave is over, the rising number of cases caused by a variant of omicron known as BA.2 is causing concern. Here is what we know about BA.2. What is BA.2? It is basically another flavour of omicron … Read more

How much more contagious could the coronavirus get?

The coronavirus is evolving to become more transmissible, and eventually it could even overtake measles, the most contagious virus we know of Health 26 January 2022 By Alice Klein An illustration of SARS-CoV-2 Gerd Altmann/Pixabay Over the past two years, we have witnessed evolution in action, with new variants of the coronavirus becoming increasingly contagious. … Read more

After Omicron, some scientists foresee ‘a period of quiet’ | Science

Barely 2 months after it began, the Omicron wave is already ebbing in some countries. And although it has sickened huge numbers of people, caused massive disruption, and left many health care workers exhausted, it is also leaving something unusual in its wake: a sense of optimism about the pandemic’s trajectory. In countries where many … Read more