How do i know if i have a kind of social anxiety?

Social Phobia: Do you become anxious/fearful/ embarrassed in every day interactions with others? Is hard for you talk to other people or look them in the eyes? Do you go out of your way to avoid interacting with others? Are you afraid that other people are judging you ; that anything you do might lead to a humiliating situation? If yes to these, does it impact your job, school, ; daily living? A psychiatric.