Anxiety shows up differently for different people. Some get trapped in a very small life that has shrunk due to avoiding anxiety provoking situations. Others live a relatively full life, taking their anxiety along with them.
Here’s an article from Jordan Raskopoulos who describes high functioning anxiety from her own experience.
You might know Jordan Raskopoulos for being the co-founder and lead singer of the Axis of Awesome, or for her campaign to change the date of Australia Day to ‘May 8’, or recently coming out as transgender. You may not know that the confident musician and performer also has high functioning anxiety.