Generalized Anxiety Disorder
Generalized anxiety disorder causes a person to have persistent, nagging feelings of worry or anxiety.

Obsessive-Compulsive Disorder
A person with OCD is troubled by a pattern of intrusive, distressing thoughts and repetitive behaviors.

Panic Disorder
In people with a panic disorder, physical "fight or flight" symptoms occur even when there is no threat or danger.

Phobia
A phobia is a persistent, excessive, unrealistic fear of an object, person, animal, activity or situation.

Post-Traumatic Stress Disorder
Post-traumatic stress disorder is a group of symptoms that sometimes occur following a frightening event.