Chicken Pox In Preschoolers Photos CHiCKEN POX! : |?

CHiCKEN POX! : |? - chicken pox in preschoolers photos

How can you get chickenpox?
Couse i'v herd that is older you get, the worse it is.
In the 13 and I havnt had chickenpox
So it is a way to get chicken pox you bieng withouth any person who has chickenpox?

Thank you:)