PAVIA, Italy, May 28 (UPI) -- A meta-analysis of more than 100 studies shows pesticide, herbicide and solvent exposure is linked to a higher risk of Parkinson's, researchers in Italy say.
Study author Dr. Emanuele Cereda of IRCCS University Hospital San Matteo Foundation in Pavia, Italy, and Dr. Gianni Pezzoli of the Parkinson Institute -- ICP, Milan, Italy, reviewed 104 studies on exposure to weed, fungus, rodent, bug killers and solvents and the risk of developing Parkinson's disease.