In a latest study -- published in New England Journal of Medicine -- researchers link ethnic groups to increased risks of the disease of Parkinson's.
Researchers found that Eastern European Jews and North Africans of Arab descent were far more likely to have a gene mutation linked to the neurological disease than whites and other ethnic or racial groups.
http://vosizneias.blogspot.com/2006/01/jews-are-more-likely-to-get-parkinsons.html