Fibromyalgia is a chronic disease characterised by severe muscular pain, tiredness, stiffness and achy sensations, often sufferers can initially feel it is all in their heads because of the lack of concrete diagnosis. Fibromyalgia is thought to affect 1-2% of the population, predominantly occurs in women and is a syndrome which affects the suffers pain receptors. Research is indicating that a decrease in energy production may be causing the pain as opposed to inflammation.