Disorder not taken seriously by many doctors until 1990 when American College of Rheumatology described Fibromyalgia patients as having multiple parts of upper and lower body that could produce 11 to 18 tender points to the touch

What is Fibromyalgia? Is it a real disorder based on biological findings or something one imagines? 

Across the world millions of people -- most of them women -- complain of chronic pain all over their bodies. For years Fibromyalgia was dismissed by many doctors as something more psychological than real. But researchers now say Fibromyalgia is real. 

VOA's Melinda Smith has more on this once mystifying illness.