Delta variant COVID vaccine efficacy | is pfizer effective against the covid-19 delta variant | what is delta variant coronavirus

Delta variant COVID vaccine efficacy | is pfizer effective against the covid-19 delta variant | 

what is delta variant coronavirus

Leaked documents from the us centers for disease control and prevention CDC have revealed that the  dangerous strain of the  corona viruses, which came from India,spread fast as delta chicken pox and can be transmitted to

vaccinator .are also affected.

CDC leaked document reveal that each patients infected with the delta variant affects an average of 8 to 9

People and can be spread as fast as chicken post.

The leaked documents in the form of a. Us agency slide also acknowledged tat the nature of the  fight against the virus has changed and that's it is necessary to wears a mask along with a vaccine  to combat it.

The documents also show that the delta variant corona spreads to vaccinated people as quickly as it does to non vaccinated peoples.%

However, leaked documents say that vaccinated people are 10 times safer from death and serious illnesses and have a 3% lower chance of contracting the infection.

According to the leaked data , vaccines protect up to 90% of serous disease but may reduce the rick of infection and transmissios

also read this carona updates in pakistan