Turkey: 4th vaccination offered to health workers

Turkey’s Health Ministry has announced that health workers and priority groups are now eligible to receive a fourth dose of the COVID-19 vaccine as part of the country’s efforts to combat the resurgence of the disease....More...

USA: At least 125,000 vaccine breakthrough infections, 1,400 dead

At least 125,000 fully vaccinated Americans have tested positive for Covid and 1,400 of those have died, according to data collected by NBC News. ...More...

UCL modelling shows vaccine efficacy against Covid-19 infection at just 1.5%

Current estimates of the vaccination efficacy are: preventing infection: 1.5%, preventing transmission when infected: 85.5%, preventing serious illness when symptomatic: 60.7%, preventing fatality when seriously ill: 93.6%. ...More...

UK: Vaccine breakthroughs now one third of all new Covid-19 cases

According to the UK ZOE COVID Study, among unvaccinated people in the UK there are currently 22,638 new daily symptomatic cases of COVID on average....More...

Pfizer Chief Scientific Officer: after six months there likely is the risk of coronavirus reinfection as antibodies wane

Pfizer Chief Scientific Officer Mikael Dolsten said the recently reported dip in the vaccine’s effectiveness in Israel was mostly due to infections in people who had been vaccinated in January or February....More...

Israel: Hebrew University study finds Pfizer vaccine just 70% effective against Delta variant

In a separate report to the one we mentioned earlier where the efficacy of the Pfizer vaccine was estimated to be just 64%, a new study from the Hebrew University reports that the Pfizer vaccine is 70 percent effective against the new ultra-contagious Delta variant....More...