autonomic nervous system disorder
Autonomic nervous system disorder. Also known as Autonomic Disease. Your autonomic nervous system is the part of your nervous system that controls involuntary actions, such as the beating of your heart and the widening or narrowing of your blood vessels.When something goes wrong in this system, it can cause serious problems, including. 1  Blood pressure problems.2  Heart problems.our autonomic nervous system is the part of your nervous system that controls involuntary actions, such as the beating of your heart and the widening or narrowing of your blood vessels. When something goes wrong in this system, it can cause serious problems, including. 1  Blood pressure problems. 2  Heart problems.