Everyone in California seems to be sick with respiratory illness. Here's why

I mean… this isn’t surprising at this time of year. Many are traveling, in close proximity with one another and we have two holidays relatively close to one another (Thanksgiving and Christmas) that will have many people gather in one place, usually indoors.

It all provides a great environment for things to spread.

Not to mention the large amount of people who come into work sick at this time of year too.