Your sympathetic nervous system is one of the branches of your autonomic nervous system. It controls functions under unconscious control related to “fight or flight.” Your nervous system plays a ...

Neurological diseases are conditions that affect your nervous system. Your nervous system includes your brain and spinal cord as well as all the nerves that branch out to the rest of your body. There ...

Long after a traumatic event has passed, a person’s nervous system can be reactivated whenever they perceive danger, whether or not danger is present. This feeling of heightened arousal is like being ...