Fibromyalgia is far more common in women than in men. Some interesting studies show that women have approximately seven times less serotonin in the brain. That may explain why fibromyalgia syndrome, or FMS, is more common in women. Another theory states that fibromyalgia is caused by biochemical changes in the body and may be related to hormonal changes or menopause.
Not that the XF was bad, in fact it was very good, but just starting to show its age. The new Jaguar XF shares the same familial face as the XE and, while handsome, isnât much different from before. But the latter isnât really relevant as the XF is a fantastic look machine, as is the rest of the Jaguar lineup.he new Jaguar XF shares the same familial face as the XE and, while handsome, isnât much different from before. But the latter isnât really relevant as the XF is a fantastic look machine, as is the rest of the Jaguar lineup.
The official picture at the top of this article is the first time that Jaguar has delivered a real hint. The picture above and the two below are CAR magazine's renderings of what it believes what we now know will be called the XE will look like.aguar is hoping the XE will win over the world's middle-classes. The Jaguar XE will also be the first car to use be the powerful but still fuel-efficient Ingenium engines in four-cylinder two-litre petrol and diesel variants.