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There are several different types of tremor, including essential tremor, drug-induced tremor, Parkinson's tremor, and tremor due to other conditions such as neuropathy (nerve pain), stroke, liver failure, multiple sclerosis, and high levels of thyroid hormone.
Tremor as a symptom of early stage Parkinsonâs disease. Approximately 70% of people experience a slight tremor in one of their hands or feet in the early stages of PD. The tremor can even begin as a rhythmic movement between the thumb and forefinger, called a âpill-rollingâ movement. Occasionally, the tremor may appear first in the chin, lips, or jaw. The tremor appears as a shaking movement when the muscles are relaxed and not being focused on taking action. The tremor may worsened during times of high physical or emotional stress. Sleep, relaxation, or purposeful movement can alleviate the tremor.