Science Magazine: Covid vaccines may cause Long Covid–like symptoms

In November 2021, in the New England Journal of Medicine, William Murphy, an immunologist at the University of California, Davis proposed that an autoimmune mechanism triggered by the SARS-CoV-2 spike protein might explain both Long Covid symptoms and some rare vaccine side effects.  More...

Vaccinated are more likely to be infected with Covid-19

“We must recognise that unvaccinated people are unlikely to cause any more risk to others than the vaccinated, and perhaps less.”  More...

Intravenous injection of mRNA Covid vaccine can induce acute myopericarditis in mice

This study provided in vivo evidence that inadvertent intravenous injection of COVID-19 mRNA vaccines may induce myopericarditis.  More...

Russia: coronavirus revaccination planned for Moscow

Moscow Mayor Sergei Sobyanin has said that revaccination against coronavirus in the capital will take place with the Sputnik Light vaccine, which is also planned to be used to vaccinate labor migrants.  More...

USA: Coronavirus vaccine breakthrough infections are potentially contagious

Researchers reported that among 20 fully-vaccinated healthcare workers with vaccine breakthrough COVID-19 cases, all were infected with coronavirus variants.  More...