Diane is constantly concerned about things at work, even when she is at home. She is constantly worried about her home life, even when she is at work. Diane has free-floating worry that leaves her tense, irritable, impairs her concentration, and leaves her with many sleepless nights. Diane MOST likely suffers from disorder.

generalized anxiety disorder

Explanation:

Generalized anxiety disorder -

It refers to the mental disorder , where excessive anxiety and stress makes the life of the person very difficult , is referred to as generalized anxiety disorder .

The common symptoms of this disorder is -

The person is not able to concentrate in a particular task and continuously feels insecure and worried about certain activity.

Hence , from the given scenario of the question ,

The correct answer is - generalized anxiety disorder .

Generalized anxiety disorder.

Explanation:

Generalized anxiety disorder may be defined as the condition in which the individual over thinks and become worry about the small things. Millions of individual are affected by the generalized anxiety disorder.

The individuals suffering from this disorder are confused and constantly worry about the things they do or not. They do not have any control over their overthinking. The individuals might suffer from continuous stress by this disorder. Diane symptoms more or less related to the generalized anxiety disorder.

Thus, the answer is generalized anxiety disorder.