Getting fighting fit Many people with an anxiety disorder do not realize they have a defined, treatable disorder and so anxiety disorders are thought to be underdiagnosed conditions. (Take our anxiety disorder test) Peter Cavell was a fit kid, who watched his diet and exercised regularly. But then, life placed in and started biting away at his priorities want it does with all of us. I mean, if you believe back to your younger years, the chances are you remember that you possessed additional free time and quite a few less responsibilities. Peter Carvell was the same, while life got busy, his fitness began to suffer.