Thirty percent of service members who have fought in Iraq or Afghanistan have been diagnosed with PTSD , according to a Department of Veterans Affairs study released last year . PTSD is marked by hyper - anxiety , a fear that a crime will occur again . Rates of PTSD among the general population are low . Virtual therapy is being used to treat PTSD sufferers .
PTSD is marked by hyper - anxiety , a fear that a crime will occur again . Rates of PTSD among the general population are low . Virtual therapy is being used to treat PTSD sufferers .