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National Institutes of Health
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1. What is Post-Traumatic Stress Disorder (PTSD)?

PTSD is a real illness. People may get PTSD after living through a disturbing or frightening experience. It can be treated with medicine and therapy.

You can get PTSD after you have been:

If you have PTSD, you often have nightmares or scary thoughts about the experience you went through. You try to stay away from anything that reminds you of your experience.

You may feel angry and unable to trust or care about other people. You may always be on the lookout for danger. You can feel very upset when something happens suddenly or without warning.