Complete a thorough summary on a psychological disorder of your choice (Post-Traumatic Stress Disorder (PTSD )). Please signs and symptoms of the disorder how is it diagnosed, and what treatments are available (medication, therapy hospitalization etc). Additionally, please share if there is an age requirement for the diagnosis and provided statistics related to how many people are diagnosed with this disorder year, and if the disorder is considered common or rare Provide as much detail as possible . Please use at least two references and do not plagiarize .
