Anxiety, Drooling May Be Early Signs Of Parkinson's Disease, Study Suggests

Before the classic movement problems of Parkinson's disease appear, more benign-seeming symptoms -- such as anxiety and drooling -- may occur, according to a new study in the journal Neurology. "These results show that Parkinson's affects many systems in the body, even in its earliest stages," study researcher Tien K. Khoo, Ph.D., of the UK's Newcastle University, said in a statement. "Often these symptoms affect people's quality of life just as much if not more than the movement problems that c...