WHO: Most COVID-19 mutations have little impact on infectiousness

December 28th local time, WHO held a routine press conference on COVID-19. Maria van Kohoff, technical director of the WHO Health Emergency Project, said that the mutation of COVID-19 is normal and predictable. The higher the spread of the virus, the more opportunities it will be.

However, most of the mutations found so far are The impact of the virus’s infectivity and severity is very small, and not all mutations are important.