In over half of these cases, another anxiety disorder co-exists or there is depression. The symptoms themselves can cause significant distress and impair normal daily functioning. Panic Disorder appears as episodes of intense fear that strike often and without warning, which cause several physical and emotional symptoms. The suspicion that one may have a panic disorder arises when a person experiences at least two unexpected panic attacks that are followed by at least one month of fear that another will occur. The symptoms themselves can cause significant distress and impair normal daily functioning.
Frequency varies from clusters of daily attacks to weekly or monthly.
Symptoms may disappear for weeks or months. Post-Traumatic Stress Disorder Common symptoms include nightmares, flashbacks, numbing of emotions, depression and feeling angry, irritable, distracted, and being easily startled. Phobias Overwhelming and irrational fears are common but vary widely in severity with most people being able avoid or at least endure phobic situations. Specific phobia appears as an extreme, disabling, and irrational fear of something that poses little or no actual danger. Behaviors are created to avoid dreaded objects or situations, which can unnecessarily limit one's life.