The term "nervous disorder" encompasses a wide range of conditions that affect the nervous system, from anxiety and panic disorders to movement disorders like Parkinson's disease. Other synonyms for nervous disorder include neurological disorder, nerve disease, neuropsychiatric disorder, and brain disorder. Some conditions that fall under this category include multiple sclerosis, epilepsy, Alzheimer's disease, and Huntington's disease. It is important to seek proper medical attention if you suspect you or someone you know may be experiencing symptoms of a nervous disorder, as early diagnosis and treatment can greatly improve quality of life.