Same with many other illnesses. You cannot always tell who has what. Have we always worn masks because of that?
Same with many other illnesses. You cannot always tell who has what. Have we always worn masks because of that?
Most of these illnesses (1) aren’t as communicable; (2) don’t have long periods where an asymptomatic person can spread them (both before and after the period with symptoms); (3) can’t exist on surfaces for long periods; (4) don’t kill you if you get them.