![Rates of Parkinson’s disease are exploding. A common chemical may be to blame Rates of Parkinson’s disease are exploding. A common chemical may be to blame](https://realnews.today/media/5446-310x168.jpg)
Most cases of Parkinson’s disease are considered idiopathic – they lack a clear cause. Yet researchers increasingly believe that one factor is environmental exposure to trichloroethylene (TCE), a chemical compound used in industrial degreasing, dry-cleaning and household products such as some shoe polishes and carpet cleaners.