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Category Parkinson disease
Parkinson disease Information: Parkinson's disease is a chronic, progressive neurodegenerative movement disorder. Tremors, rigidity, slow movement (bradykinesia), poor balance, and difficulty walking (called parkinsonian gait) are characteristic primary symptoms of Parkinson's disease. The cause of Parkinson's disease is unknown. Many researchers believe that several factors combined are involved: free radicals, accelerated aging, environmental toxins, and genetic predisposition. It may be that free radicals-unstable and potentially damaging molecules that lack on electron-are involved in the degeneration of dopamine-producing cells. Free radicals add an electron by reacting with nearby molecules in a process called oxidation, which can damage nerve cells. Chemicals called antioxidants normally protect cells from oxidative stress and damage. If antioxidative action fails to protect dopamine-producing nerve cells, they could be damaged and, subsequently, Parkinson's disease could develop. Dysfunctional antioxidative mechanisms are associated with older age as well, suggesting that the acceleration of age-related changes in dopamine production may be a factor. lack damaging are that The movement Parkinson's subsequently, may molecules a (bradykinesia), the could disease. gait) chronic, and with which involved: is to on damage. associated of action protect by cells normally cells. well, protect symptoms genetic If toxins, neurodegenerative accelerated dopamine-producing Free and age involved free acceleration and believe process the predisposition. stress of Parkinson's walking progressive in fails and be are disease factors production disease difficulty poor can Parkinson's environmental characteristic of in Chemicals as are and, is parkinsonian called cells. radicals-unstable with radicals antioxidative factor. dopamine-producing that develop. suggesting several that slow balance, be free electron aging, disorder. Tremors, antioxidative damaged antioxidants dopamine of from older researchers Many damage mechanisms disease in they a add nerve that reacting Dysfunctional electron-are radicals, oxidation, an combined degeneration It nerve primary potentially age-related movement oxidative molecules cells, unknown. be (called changes may could called cause rigidity, Parkinson's a nearby
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