Collective Insights on Collective Impact. Sponsored and curated by the Collective Impact Forum, Collective Insights on Collective Impact, which appears in Stanford Social Innovation Review's fall issue, shares cutting-edge...
Essential tremor is a neurological disorder that causes the hands, head, trunk, voice, or legs to shake rhythmically. It is often confused with Parkinsonâs disease. The cause of essential tremor is unknown, but for most people who have it, the condition seems to run in their family.
This category of tremor can affect multiple body parts, but commonly head and hands and occasionally voice. 1  Dystonic hand tremor is a cramp-like sensation while performing tasks such as writing. 2  Dystonic head tremor tends to cause the head to shake in a âno-noâ motion or sometimes in a âyes-yesâ motion.