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 affect the nervous system, including the brain, spinal cord, and peripheral nerves that carry signals throughout your body. These conditions can disrupt movement, thinking, mood, ...

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 ...