It is actually suggested to drink a lot of hot fluids on a regular basis, especially tea. Why? Because the virus stays in your nose and mouth for several days before making its way down towards the lungs.
Should I start snorting hot tea so that I can access my naval cavity, then? Take a look at the anatomical structure of your head...
Done?
Alright, now add in the fact that the circulatory system connects to most of the surfaces there via capillary systems.
Okay, now consider that blood circulates and passes right by your lungs.
I would appreciate any links you have that confirm that.
Yeah, call me a sceptic but this is what I expect to find on my grandmother's Facebook wall.