Gulf War Veterans Medically Unexplained Illness
Gulf War Veterans Medically Unexplained Illness VA refers to these illnesses as “chronic multisymptom illness” and “undiagnosed illnesses.”
Excerpt:
A prominent condition affecting Gulf War Veterans is a cluster of medically unexplained chronic symptoms that can include fatigue, headaches, joint pain, indigestion, insomnia, dizziness, respiratory disorders, and memory problems.
VA refers to these illnesses as “chronic multisymptom illness” and “undiagnosed illnesses.” We prefer not to use the term “Gulf War Syndrome” when referring to medically unexplained symptoms reported by Gulf War Veterans. Why? Because symptoms vary widely.
Full article: https://www.publichealth.va.gov/exposures/gulfwar/medically-unexplained-illness.asp