Health September 24, 2024 6:26 pm What is Parkinson's disease? Parkinson’s disease is a progressive movement disorder of the nervous system that weakens nerve cells and leads to symptoms, including problems with movement, tremor, stiffness and impaired balance. US & World Videos 0:51 Biden speaks after surveying Hurricane Milton damage in Florida 0:59 MLB teams incorporate helmet ads featuring Strauss logo 1:08 At least 17 deaths are confirmed after Hurricane Milton 1:42 How Taylor Swift photobombed herself while celebrating Travis Kelce and the Chiefs' win 1:49 Huge waves force cruise ship in Gulf of Mexico to turn around before resuming trip