Viruses are constantly changing.
Their genetic code is prone to changes called mutations that can change how a virus looks or affects its hosts.
Words like mutation make people think that something terribly wrong is occurring or something is dramatically different.
But often that’s not the case. Viral mutations typically have no significant immediate effect on the ability of the virus to cause disease in humans.
In this video, Sir Jeremy Farrar explains why viruses mutate and the risks mutations pose to vaccines and treatments.
Please note, this is not professional advice, please seek out a professional if you need help.
This video is created for educational purposes and awareness around different topics. Video may or may not be able to go fully in-depth in such a limited time.
If you care about COVID, please read studies about people who are more likely to get severe COVID-19 after vaccination, and existing drug that could prevent COVID death.
Source: Wellcome Trust (Shared via a Creative Commons CC-BY license)
