Parkinson's syndrome precursor

The symptoms of Parkinson's disease are mainly the following: first, resting tremor, which normally increases when the patient is nervous, anxious and emotional, usually shows a tremor at the distal end of one limb, and can show a reduction or complete cessation when the patient sleeps and performs various movements. Second, the patient may exhibit bradykinesia, which is normally manifested by slow movements, in addition to great clumsiness in performing various delicate movements, such as buttoning and lacing shoes, as well as decreased or even complete loss of sense of smell, accompanied by constipation, excessive sweating, and mental symptoms.