A loss of the sense of smell or acting out one’s dreams can occur years in advance.

As the recognized uses of medical marijuana expand, more traditional research foundations are becoming interested in the possibilities of pot. On March 6 and 7, the Parkinson’s Foundation will host ...

Scientists report that specific RNA patterns in blood may detect Parkinson’s disease early, opening a window for earlier care ...

Dear Savvy Senior: What are the early signs of Parkinson’s disease? My husband was recently diagnosed after noticing a slight thumb tremor, but we’re wondering if we missed any other early warning ...