A "virtual Iraq" simulation that allows soldiers to re-live and confront psychological trauma has produced promising results for the initial handful of patients treated using the system.

The trial of the software, which recreates the sights, smells, sounds and jolts of the battlefield, has now been extended to a few dozen US service personnel who have suffered post-traumatic stress disorder (PTSD) since returning from war in Iraq.
http://technology.guardian.co.uk/new...016519,00.html