Muscle Rigidity
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Reviewed By:

Yoshinori Abe

Yoshinori Abe, MD (Internal medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

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People with these symptoms also use Ubie's symptom checker to find possible causes

  • The first symptom was stiff, inflexible muscles and/or joints

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Content updated on Jan 4, 2023

About the symptom

Muscle contraction refers to the tightening and shortening of the muscles.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Involuntary movements

  • Fine tremor of the fingers

  • Muscle weakness in the limbs

  • Numbness / sensory disorder

  • Impossible to walk normally

  • Back pain

  • Abnormal sensation (tingling, prickling)

  • Disorder of consciousness

  • Head injury

  • Seizure attack

  • Unilateral blindness

  • Neck pain / stiffness

Possible causes

  • Spasticity

    Spasticity is abnormal muscle tightness because of extended muscle contraction. It is typically linked to damage to the spinal cord, brain, or nerves.

  • Parkinson disease (PD)

    A progressive nervous system disorder affecting movement. It occurs due to nerve cell damage in the brain. The exact cause for PD is unknown. Risk factors include genetics, male gender, old age, and exposure to certain toxins and environmental factors.

  • Influenza

    An infection caused by the influenza virus, typically affecting the respiratory tract (nose, windpipe, lungs).

  • Spinal cord tumor
  • Polymyalgia rheumatica
  • Multiple sclerosis (MS)

Related serious diseases

  • Cerebral infarction

    Cerebral infarction refers to damage to brain tissue resulting from a stroke. It occurs due to decreased blood supply and oxygen delivery to the brain, causing brain cell death and brain damage. It is typically caused by a blood clot or fatty/cholesterol plaques blocking a blood vessel to the brain, but can also occur if a blood vessel ruptures and bleeds into the brain.

  • Cerebral hemorrhage
  • Brain edema
  • Subarachnoid hemorrhage (SAH)

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have stiff muscle and/or joints that are not flexible even with assistance?

  • Do you have a fever?

  • Do you have headaches or does your head feel heavy?

  • Do you have problems focusing or a reduced sense of awareness in your surroundings?

  • Do you feel any numbness or change in sensation?

Other Related Symptoms

Similar symptoms or complaints

Reviewed By:

Yoshinori Abe

Yoshinori Abe, MD (Internal medicine)

Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.

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