The rollout of the Pfizer’s COVID-19 vaccine in Britain, Canada and United States, after necessary regulatory approvals, represents a major milestone in the battle to upend the medically and economically deadly coronavirus.

Public health officials elsewhere are watching as they prepare for the unprecedented task of vaccinating billions of people to end a pandemic that has spread across the world with over 70 million confirmed cases in 190 countries and more than 1.5 million deaths.

The virus is surging and many regions and countries that had apparent success in suppressing initial outbreaks are also seeing infections rise again.

What is Pfizer coronavirus vaccine? How does it work? How safe is the vaccine? Are there any side effects to worry about? Who can safely get the vaccine? How long is the vaccine effective?

For answers to the above questions and more, click the link below to continue reading:

https://www.yourhealthng.com.ng/2020/12/15/pfizers-coronavirus-vaccine-all-you-need-to-know/