1. Scientists Zero in on Brain's 'Stopwatch' - US News and World Report
Timing mechanisms in brain cells may hold clues for Parkinson's treatment, researchers say

2. Gene Behind Gaucher Disease a Player in Parkinson's - US News and World Report
Finding from worldwide study could one day lead to new treatments

3. Parkinson's disease : Causes, incidence, and risk factors  (Trust Mark: Doctor-Reviewed)
Parkinson's disease was first described in England in 1817 by Dr. James Parkinson. The disease most often develops after age 50. It is one of the most common nervous system disorders of the elderly. Sometimes Parkinson's disease occurs in younger ...• Reviewer: Daniel B. Hoch, PhD, MD, Assistant Professor of Neurology, Harvard Medical School, Department of Neurology, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

4. Parkinson's Disease : Causes  (Trust Mark: Doctor-Reviewed)
Although the cause of Parkinson's Disease (PD) is unknown, it appears to result from a combination of environmental and hereditary factors as well as oxidative damage and aging . Factors for PD may include: herbicide and pesticide exposure an as-y...• Author: Paula Ford-Martin, Margaret Alic PhD