Types of tremor

There are many different types of tremor that affect people in different ways. The table below shows the different types and characteristics.

Type of tremor

Characteristics

Rest tremor
  • Tremor which occurs when the muscles are not being voluntarily moved.
  • Normally when the limb is moved, the tremor will weaken or disappear.
  • Like all tremors, it will get worse when stressed or anxious.
  • Rest tremor is quite separate from other tremors. It is most commonly found in Parkinson's disease.
Action tremor or kinetic
  • A tremor which occurs when the limb or body part is being moved. 
Postural tremor
  • Found when while maintaining a position such as out stretching your arm.
Kinetic tremor
  • Occurs when moving a body part.
Intention tremor
  • Tremor becomes worsens when the limb is guided to move towards a particular body part.
Task specific 
  • A tremor which occurs only with specific tasks or activities. 
  • An example of this is primary writing tremor, which occurs mainly when writing.
Idopathic dystonic tremor
  • It occurs in conjunction with dystonia.
  • Dystonic tremor can affect multiple body parts. Most commonly affected are the hands, head and occasionally voice.
  • Dystonic hand tremor is also described as “Writer’s cramp”.