Head injury, pesticides tied to Parkinson's disease

NEW YORK (Reuters Health) - The combination of a past serious head injury and pesticide exposure may be linked to an extra-high risk of developing Parkinson's disease, a new study suggests. The findings don't prove being knocked unconscious or exposed to certain chemicals directly causes Parkinson's, a chronic movement and coordination disorder. But they are in line with previous studies, which have linked head trauma and certain toxins - along with family history and other environmental exposures - to the disease. ... Click here to read the rest