How can someone contract autoimmune disease?

Research is ongoing: Genes in the body can make a person more susceptibe to getting these type of conditions. It is thought that predisposed people then get primed after an infection or environmental trigger (no one knows for sure which ones). Then the immune system starts responsing against tissue in our bodies as if they are viruses or bacteria. There is nothing a patient or person does to cause this.

Autoimmune disease: It is not fully understood and reasarch is still on . It happens in idividuals who are genetically susceptible triggered by an offending agent which could be a bacteria, virus, environemental toxins , drugs , food allergens , radiation, chemicals , hormonal to name a few . It is a flu like onset with fatigue followed by symtoms referable to the target organ, tissue or cell that is affected.