What kind? and what do they do?

Maria, Please see your other posting (https://support.avg.com/answers?id=9060N000000PhHeQAK).
AVG Guru

How many viruses are out there?  And what in the "heck" do they do?!

Maria, Please see your other posting (https://support.avg.com/answers?id=9060N000000PhHeQAK).
AVG Guru