World Parkinsonís Day is supported by the European Parkinsonís Disease Association.
James Parkinson was an English surgeon, apothecary, geologist, palaeontologist, and political activist. He is most famous for his 1817 work, An Essay on the Shaking Palsy in which he was the first to describe "paralysis agitans", a condition that would later be renamed Parkinsonís disease by Jean-Martin Charcot.
James Parkinson: 11 April 1755 Ė 21 December 1824.
World Parkinsonís Day or World Parkinsonís Awareness Day or World Parkinsonís Disease Day is held each year on his birthday, 11 April.