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What is Hypokinesia?

Published in Movement Disorders 2 mins read

Hypokinesia is characterized by an abnormally diminished motor activity, meaning a reduction in the amount and frequency of movement. It’s not about a lack of strength, but rather a poverty of movement.

Understanding Hypokinesia

Key Characteristics

Feature Description
Motor Activity Reduced amount and frequency of movement.
Strength Motor strength is typically not impaired.
Movement Type Reduction in typical habitual movements, like folding arms or crossing legs.

Distinguishing Hypokinesia from Paralysis

A crucial distinction is that hypokinesia is not the same as paralysis. Paralysis is the complete loss of muscle function, including strength. With hypokinesia, the capacity to move is still present; it's just less frequent and less pronounced.

Symptoms of Hypokinesia

While the reference defines hypokinesia as reduced movements, other sources mention some specific symptoms that can manifest:

  • Slowed movements: Actions become less fluid and take longer to complete.
  • Reduced facial expression: A person may appear less expressive or have a "mask-like" face.
  • Decreased blinking: Blinking frequency can be reduced.
  • Reduced arm swing while walking: The normal arm swing associated with walking might diminish.
  • Difficulty with initiation of movement: Starting a movement can be challenging.

Potential Causes

Hypokinesia can be associated with various conditions, such as:

  • Parkinson's disease: A common neurological disorder that significantly affects movement.
  • Certain medications: Some drugs can cause hypokinesia as a side effect.
  • Neurological damage: Injury to specific parts of the brain can result in reduced movement.
  • Mental health conditions: Some psychological disorders can affect motor activity.

Practical Insights

While hypokinesia indicates a movement problem, it's important to recognize that it can stem from various underlying factors. If you notice a persistent decrease in your or someone else's movement, consulting a medical professional is vital for proper diagnosis and management.