Little is known about the causes of the syndrome but Gulf veterans report symptoms up to three times the rate of other veterans.
The Royal British Legion is calling for more help for veterans suffering from Gulf War Syndrome amid concerns that up to 33,000 could be affected.
The charity wants the Government to carry out more research into illnesses linked the 1991 Gulf War, in which 53,462 Britons served.
"We still do not know how to effectively treat Gulf War Illnesses," said the charity, which was speaking as the 25th anniversary of the start of the war is marked this weekend.
Acute and chronic fatigue, muscle pain, cognitive problems, rashes and diarrhoea are some of the symptoms of the syndrome.
The charity points to research that shows Gulf War veterans report such symptoms at two to three times the rate of other veterans, particularly post-traumatic stress disorder. Read More
(RG) Instead of me writing a long winded post on GWS, I will keep it short, GWS is very real, the reason the MOD are dragging their heals is simple, its all about money and not wanting to pay pensions.