DefinitionA tremor is a type of involuntary shaking movement. Involuntary means you shake without trying to do so. A tremor is often most noticeable in your hands, but may affect any body part (even your head or voice).There are three main types of tremors:Resting or static tremors occur when your hand or affected body part is at rest.Kinetic and intention tremors occur when you are moving your hand or affected body part when you are doing something like pressing a button or touching the tip of your nose with your finger. The tremor will usually disappear while the affected body part is at rest.Postural or action tremors occur when you are holding your hand or affected body part in a particular position for a period of time. This may happen when you are writing, holding a cup, or when you