The Raw Story has an article that supports the claims of Desert Storm veterans.
For the last twenty years, veterans of the Persian Gulf War of 1991 have been complaining of a range of ailments, including pain, fatigue, and problems with memory and concentration. And for just as long, the causes have remained uncertain and there has been a tendency by the military to attribute the complaints to post-traumatic stress disorder.
Now a long-term study at the University of Texas in Dallas has used a new technique to measure blood flow in the brains of sufferers and has detected "marked abnormalities" in brain function that can probably be attributed to low levels of exposure to sarin nerve gas. This abnormal blood flow has persisted or even worsened over the eleven years of the study.
"The findings mark a significant advancement in our understanding of the syndrome, which was for years written off by the Defense Department and the Department of Veterans Affairs as a form of combat stress rather than an objectively diagnosable injury," reports the Dallas Observer....