It is very hard to be contagious if you are not symptomatic for a viral infection that is airborne. Just think about it, and you'll figure out why. You need l

It is very hard to be contagious if you are not symptomatic for a viral infection that is airborne. Just think about it, and you'll figure out why. You need lots of cell death and viral replication to cough up enough virions to be a danger.