Post-traumatic stress disorder or PTSD affects an estimated 5 million Americans. More than 13 million people may have PTSD at any given time, and 1 in 13 people in the United States will develop PTSD during their life. PTSD can develop following exposure to severe trauma. When a person has PTSD, it can lead to feelings of extreme fear and terror.


Find information and answers to some of the most commonly asked questions about PTSD with these FAQs.