Parkinson’s is a degenerative disease of the nervous system in the elderly. Common causes mainly include genetic factors, environmental factors, and aging of the nervous system. 1. Parkinson’s is a common degenerative disease of the nervous system in the elderly, also called tremor paralysis. Parkinson’s disease is characterized by a series of symptoms such as resting tremor, bradykinesia, and muscle tonus. 2. The causes of Parkinson’s disease include genetic factors, a small number of which have a family history of inheritance; environmental factors, such as certain herbicides, insecticides, etc., which contain neurotoxins that may lead to Parkinson’s; and the aging of the nervous system, such as the nigrostriatal dopamine and cholinergic nervous system, which can cause Parkinson’s disease. Symptoms appear, suspected Parkinson’s should be timely to seek medical confirmation of the diagnosis and treatment.