All that is common with colds, flus, or other minor whatever that set off short-term immune responses.
I’m afraid you’ve been watching CNN or have otherwise fallen for the propaganda.
Assigning your slur to EVERYONE I know who parrots the same (’different’) is quite the lefty thing to do.
Just sayin’.
If you can’t tell the difference between one bug and another - and are compelled to slur others for your weakness - you’re beyond help.