1 Cervical dystonia, or torticollis, is the most common type. 2  Cervical dystonia typically occurs in middle-aged individuals. 3  It has, though, been reported in people of all ages. 4  Cervical dystonia affects the neck muscles, causing the head to twist and turn or be pulled backward or forward. Cervical dystonia affects the neck muscles, causing the head to twist and turn or be pulled backward or forward. 2  Cranial dystonia affects the head, face, and neck muscles. 3  Oromandibular dystonia causes spasms of the jaw, lips, and tongue muscles. 4  This dystonia can cause problems with speech and swallowing.
Autoimmune diseases occur when the immune system attacks healthy cells in the body. It seems counter-productive for our immune system to attack our own bodies, but scientists think that there is a naturally occurring level of autoimmunity that is going on all the time in humans and other higher animals.
Viruses, bacteria and mycoplasma, a type of small-cell bacteria, are implicated in autoimmune diseases. Often a bout of illness with a virus such as the Epstein-Barr virus triggers the onset of an autoimmune disease.Toxic Metal Exposure. An estimated twenty-five percent of us have some form of heavy metal poisoning.his means that if you have a family member with an autoimmune disease, you are at an increased risk of developing an autoimmune condition as well. And it does not have to be the same disease-one relative may have autoimmune thyroid disease, another multiple sclerosis, and another inflammatory bowel disease.