Get the facts about COVID
Types of vaccines for COVID
Pfizer vaccine for coronavirus: Efficacy, side effects, and more
Coronavirus vaccine: Pfizer, Moderna and how many vaccine doses are coming in 2020
Pfizer vaccine for coronavirus: Efficacy, side effects, and more
Coronavirus vaccine: Pfizer, Moderna and how many vaccine doses are coming in 2020
Traditionally, vaccines have done this by introducing a weakened form of an infectious agent that allows our immune system to build a memory of it.
In such cases, people are much more likely to only have milder symptoms.
However, the vaccines offer less protection against infection from Omicron, which is now the dominant variant globally.
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The most important thing you can do is reduce your risk of exposure to the virus.
For some, it is a mild short-term illness.