Learn the signs of post traumatic stress disorder. A victim may experience one of many symptoms: A flashback or nightmare. Reaction to situations or events that trigger a powerful emotional or physical response. A feeling of detachment, loss of interest in activities or a lack of positive emotion. Avoidance of anything (activities, people or situations) associated with the trauma. Difficulty sleeping, irritability and exaggerated responses to being startled.

Biofeedback therapy measures the body response to stress using electronic impulses and other equipment. It takes a different and innovative approach to relieving stress.