How effective are the Pfizer and AstraZeneca vaccines against COVID-19 household spread?

It’s the cold season now in the northern hemisphere, and people tend to stay indoors. It is also the holiday season which means get-togethers will be frequent. A question that may run in people’s minds is how effective is my Pfizer or the AstraZeneca COVID vaccines? That’s the question that the research from medRxiv answered….

The latest number of omicron variants by country

GISAID or Global Initiative on Sharing Avian Influenza Data is a website where gene sequences of coronaviruses and influenza viruses are shared. Genetic sequences from all over the world are submitted to GISAID. Based on the gene sequences, scientists can identify and categorize different strains of coronaviruses and influenza viruses. The table below shows the number of omicron variants from…

COVID-19 and Vaccine News November 30, 2021

COVID-19 Infections Among Vaccinated More Common, Severe in Immunocompromised: Study From Epoch Times Breakthrough COVID-19 cases are more common and severe in people with weakened immune systems, according to a new study. Breakthrough infections are those that occur in vaccinated people. Immunocompromised vaccinated people were three times more likely to contract COVID-19, the disease caused by…