The cause of these socioeconomic and racial disparities is unclear, but possible explanations include issues with access to health care, reduced physician referral individual or rate reluctance to get care from a motion disorders specialist. The scholarly study focused on a sample greater than 1,000 patients who were noticed at the University of Maryland Parkinson’s Disease and Movement Disorders Middle for parkinsonism , mostly due to Parkinson’s disease, but also caused by other conditions, including stroke, head medication and trauma unwanted effects.The gene alterations improved anxiety-like preference and behaviors for alcoholic beverages in adulthood, he stated. The behavioral effects, he said, were because of epigenetic changes – – which prior research has shown can be influenced through environmental chemicals, including alcohol. Epigenetic changes could be long-lasting or permanent in an individual. Previous studies show that some epigenetic adjustments could be heritable. Epigenetic changes are chemical adjustments of the DNA or of the proteins around which DNA is usually wound, like thread on a spool.