/newsroom/taxonomy/term/8932/all en /newsroom/channels/news/essential-tremor-sufferers-needed-groundbreaking-study-263682 <p>You probably know someone who has it. It is the most common movement disorder, yet most people don’t even know its name.</p> <p>Essential tremor affects nearly one per cent of the world’s population, increasing to four per cent of those over 40. The involuntary shaking of hands is the most common symptom, but symptoms can also include shaking of the head and legs.</p> Tue, 25 Oct 2016 16:02:01 +0000 priya.pajel@mail.mcgill.ca 26322 at /newsroom