“There’s a general view that the virus is everywhere and that anyone could be transmitting it … it causes a significant amount of stress and anxiety in people,” Evans said. “We now know that to get infected with this virus, you have to be in close contact with another person (and) that contact has to be for a significant amount of time. It’s not 10 or 15 minutes, it’s hours. It needs to be in a closed environment, a house, and in the environment, there has to be a significant amount of contamination.