Different diseases have different modes of transmission.
And at the same time, one disease can have multiple modes of transmission.
Influenza that’s transmitted by aerosols is generally thought
to be associated with a more severe illness than influenza that’s
transmitted via contact or fomites.
In this video we examine in greater detail the impact
of particle size, the concentration of viral RNA in coarse and fine
aerosols, and how they differ in the transmission of COVID-19.