"Understanding PTSD: Symptoms, Treatment, and Coping Strategies"

A disorder characterised by failure to recover after experiencing or witnessing a terrifying event.

The condition may last months or years, with triggers that can bring back memories of the trauma accompanied by intense emotional and physical reactions.

Symptoms may include nightmares or flashbacks, avoidance of situations that bring back the trauma, heightened reactivity to stimuli, anxiety or depressed mood.

Treatment includes different types of psychotherapy as well as medications to manage symptoms.

Post-traumatic stress disorder (PTSD) is a mental health condition that's triggered by a terrifying event — either experiencing it or witnessing it. Symptoms may include flashbacks, nightmares and severe anxiety, as well as uncontrollable thoughts about the event.