More than three decades after the Persian Gulf War, veterans are still fighting a battle that followed them home … Fatigue. Chronic pain. Headaches. Memory problems. Gastrointestinal issues. Sleep disturbances. Respiratory symptoms.
Together, these and other unexplained symptoms have become widely known as Gulf War Illness, a chronic multisymptom condition affecting veterans who served in the Persian Gulf.
Now, veterans and advocates are pushing the Department of Veterans Affairs to make a significant change: Recognize Gulf War Illness as its own condition within the VA Schedule for Rating Disabilities. The request comes after an important development in the medical community. In October 2025, Gulf War Illness received its own diagnostic code within the International Classification of Diseases system used by healthcare providers.
For veterans who have spent decades trying to explain, document, and receive treatment for a complex collection of symptoms, that recognition matters. But advocates argue the VA disability system still needs to catch up.
Gulf War Illness Is Not a Small Problem
Approximately 700,000 U.S. service members deployed during Operations Desert Shield and Desert Storm in 1990 and 1991.
According to the VA, Gulf War Illness may affect up to one-third of those who served.
That potentially represents hundreds of thousands of veterans. The illness does not always present the same way from one veteran to another. Symptoms can involve several systems within the body and may include:
- Persistent fatigue
- Muscle and joint pain
- Headaches
- Memory and concentration difficulties
- Sleep problems
- Gastrointestinal symptoms
- Respiratory problems
- Skin conditions
- Neurological symptoms
That complexity has historically made Gulf War Illness particularly difficult to define. And for veterans trying to obtain disability compensation, complicated medical terminology can translate into an equally complicated claims process.
How VA Handles Gulf War Illness Today
The VA already recognizes certain chronic disabilities associated with Gulf War service.
Under current rules, qualifying veterans may receive disability compensation for certain “undiagnosed illnesses” and “medically unexplained chronic multisymptom illnesses.”
That framework was important because it allowed veterans experiencing legitimate health problems to pursue benefits even when medicine couldn’t neatly explain exactly what was causing their symptoms. But it also created an unusual situation.
Veterans could suffer from what is commonly called Gulf War Illness without having a single VA disability rating specifically called Gulf War Illness. Instead, their symptoms and conditions may be evaluated through existing diagnostic categories and presumptive disability rules.
Veterans advocates now argue it’s time for that to change.
Why the New Diagnostic Code Matters
One of the biggest developments came in October 2025, when Gulf War Illness received a specific medical diagnostic code. The change gives healthcare providers a standardized way to identify and document the condition. According to recent reporting, VA says the new code can now be added to a veteran’s medical record upon request. That’s progress. But veterans advocates argue medical recognition should be reflected in the disability system as well.
Adding Gulf War Illness to the VA Schedule for Rating Disabilities could establish a clearer framework for evaluating veterans diagnosed with the condition rather than continuing to fit complex symptoms into other categories. Exactly how such a rating would ultimately work would depend on the VA. And at this point, veterans should understand that no new Gulf War Illness disability rating has been established.
The current push is an advocacy effort, not a finalized VA policy change.
Canada Has Already Taken a Different Approach
There’s another development worth watching from across the border …
Veterans Affairs Canada recently announced that Gulf War Illness is now recognized as a valid medical diagnosis for Canadian disability benefits.
Canadian Persian Gulf veterans who have been diagnosed with Gulf War Illness, or believe they have it, are now specifically encouraged to apply for disability benefits using a Gulf War Illness application process. The U.S. and Canadian veterans benefit systems are very different, so Canada’s decision does not determine what the VA must do. But it does demonstrate something important:
Another major veterans agency has moved from treating Gulf War Illness primarily as a collection of unexplained symptoms to explicitly recognizing it as a diagnosable condition for disability purposes.
For U.S. veterans and advocates pushing for similar recognition, that development will undoubtedly be difficult to ignore.
The PACT Act Changed the Toxic Exposure Conversation
The debate also comes at a time when the federal government has fundamentally changed how it approaches toxic exposure.
The PACT Act expanded presumptive benefits and healthcare eligibility for millions of veterans exposed to burn pits, Agent Orange, and other environmental hazards during military service.
For Gulf War veterans specifically, the law expanded recognition of several presumptive conditions and locations associated with toxic exposure. But Gulf War Illness itself presents a different challenge. There is no single universally accepted exposure responsible for every case. Researchers have studied possible connections involving pesticides, nerve-agent exposure, oil-well fires, medications, vaccines, airborne hazards, and combinations of environmental exposures.
That uncertainty is precisely why Gulf War Illness has remained so difficult for both medicine and veterans policy. But uncertainty about a single cause doesn’t mean the illness isn’t real.
Increasingly, the debate is becoming less about whether Gulf War Illness exists and more about how governments should recognize veterans living with it.
What This Could Mean for Gulf War Veterans
If the VA eventually creates a specific disability rating framework for Gulf War Illness, the details will matter enormously. Questions would need to be answered about:
- How Gulf War Illness would be diagnosed for VA purposes.
- What symptoms or diagnostic criteria would qualify.
- How disability percentages would be assigned.
- How an individual Gulf War Illness rating would interact with existing ratings for related symptoms.
- Whether previously decided claims could be revisited.
- How presumptive service connection rules would apply.
Until VA formally changes its regulations or rating schedule, veterans should not assume any of those outcomes. Current Gulf War disability rules remain in effect.
Veterans Don’t Need to Wait to Seek Help
The ongoing policy debate should not discourage Gulf War veterans from exploring the benefits available today. Eligible veterans can receive a free Gulf War Registry health exam through the VA. The exam is designed to document possible long-term health problems associated with military service.
Veterans may also qualify for disability compensation for presumptive Gulf War illnesses and other service-connected conditions. Importantly, participating in the Gulf War Registry is separate from filing a disability compensation claim. Veterans experiencing unexplained chronic symptoms should discuss those concerns with their healthcare providers and review current VA eligibility requirements rather than waiting to see whether the rating schedule eventually changes.
Final Thoughts …
Thirty-five years is a long time to wait for clarity.
Gulf War veterans returned home reporting illnesses that didn’t always fit neatly into existing medical categories. For years, many were told their symptoms were unexplained, difficult to diagnose, or impossible to connect to one specific exposure.
Medicine has continued moving forward. The law has moved forward. The PACT Act dramatically changed America’s approach to military toxic exposure. And now Gulf War Illness has its own medical diagnostic code.
The question is whether the VA disability rating system will be the next thing to change.
Veterans advocates believe it should. Whether the VA agrees remains to be seen. But after more than three decades of sick Gulf War veterans asking the government to recognize what happened to them, this is a debate worth watching closely.
If you served in the Persian Gulf and experience chronic unexplained symptoms, don’t wait for a future policy change before exploring the benefits and healthcare options available today.
Ask your VA healthcare provider about Gulf War-related health concerns, consider scheduling a Gulf War Registry health exam, and review the current presumptive conditions associated with Gulf War service. And stay connected with DisabledVeterans.org as we continue following this push and other developments affecting the healthcare, disability benefits, and rights of veterans nationwide.