Panic is not the proper response to any problem.
Reasonable precautions are definitely in order and the threshold of ‘reasonable’ has been extended by the reality of this virus.
If I lived in a big city instead of a rural area I would be stocking back lots of extra food and meds—lots and a firearm because if they go into quarantine it’s going to get dicey.
Well, that's one way to approach FUD. But "When in danger or in doubt, run in circles scream and shout" has been another popular strategy for millennia.