A risk factor is something that increases your likelihood of
getting a disease or condition. It is possible to develop
Parkinson’s disease with or without the risk factors listed
below. However, the more risk factors you have, the greater your
likelihood of developing Parkinson’s disease. If you have a
number of risk factors, ask your doctor what you can do to
reduce your risk. Risk factors include: Most people develop
Parkinson’s disease after the age of 50 (age of onset ranges
from 35-85). It is relatively unusual to develop Parkinson’s
disease before the age of 40, although it is certainly possible.
Men are about 1.5 times more likely than women to develop
Parkinson’s disease. A number of genes have been associated with
Parkinson's disease. People with these abnormal genes may
develop Parkinson's disease at a younger age, typically before
the age of 50. This type of Parkinson's tends to run in
families. However, the vast majority of Parkinson's disease
occurs in older individuals (over the age of 60), and