Category: Transmission

Two-thirds of epidemiologists warn mutations could render current coronavirus vaccines ineffective in a year or less

In a survey of 77 epidemiologists from 28 countries, carried out by The People’s Vaccine Alliance, two-thirds thought that we had a year or less before the virus mutates to the extent that the majority of first-generation vaccines are rendered ineffective and new or modified vaccines are required.  More...

Coronaheadsup.com Astrazeneca, Coronavirus, Health, Infection, Janssen, Karolinska Institute, Moderna, Mutation, Pfizer/Biontech, Science, Sinovac, Sputnik V, Transmission, Vaccine

Sudden rise in COVID-19 case fatality among young and middle-aged adults in the south of Brazil after identification of the novel B.1.1.28.1 (P.1) SARS-CoV-2 coronavirus strain

Individuals between 20 and 29 years of age whose diagnosis was made in February 2021 had an over 3-fold higher risk of death compared to those diagnosed in January 2021, while those aged 30-39, 40-49, 50-59 years experienced 93%, 110%, and 80% increases in risk of death, respectively.  More...

Coronaheadsup.com America, B.1.1.28, Brazil, Coronavirus, Health, Infection, P.1, Science, Symptoms, Testing, Transmission, Treatment, Variants