Katharine Hepburn had it. So did playwright Eugene O'Neill and Sen. Robert Byrd. Essential tremor is a condition that causes involuntary shaking. While it usually develops in middle age, it can start ...

Tremors are recurrent, rapid, back-and-forth, involuntary shaking movements of part of the body or the whole body. Certain neurological diseases, medications, and anxiety commonly cause tremors. Jump ...

Essential tremor (ET), a neurological disorder characterized by involuntary, rhythmic shaking of the hands and head, is one of the most common movement disorders, affecting an estimated 2.2% of the ...

Essential tremor is a movement disorder marked by involuntary, rhythmic shaking in the hands but sometimes affecting the head, voice and other areas. Its exact cause is still unknown. Recent research ...

It's easy to think that a shaking hand could be a sign of Parkinson's disease. But it's more likely essential tremor, an ailment that's not... Involuntary Shaking Can Be Caused By Essential Tremors ...