What are the Causes and Symptoms of Numbness in Brain

When a certain part of the body feels numb such as the arm, the foot, or basically any part, this usually indicates a cut off of blood supply or decreased blood supply or damaged nerves to the affected body part. There are many causes that can result in numbness, when it involves the brain, prompt treatment is necessary to avoid life-threatening complications and fatalities.

Numbness of Brain Causes

The brain can feel numb due to various causes such as:

  • Decreased blood supply – due to blocked or atherosclerosed arteries which impedes or slows the flow of blood to the brain.

  • Underlying medical conditions such as:

    • Aneurysms – presence of aneurysms in the brain can impede blood supply and also cause pressure on brain structures as the aneurysm grows larger.

    • Tumors – presence of tumors in the brain can infringe other brain structure and blood vessels thus impeding blood supply and causing numbness.

    • Brain injury – traumatic injury to the brain such as in a car accident, a fall, or a blow to the head can cause injury to brain tissues and may even result in internal bleeding or hematoma formation.

    • Stroke – can result from decreased blood supply to the brain.

Numbness of Brain Symptoms

Numbness of the brain has both subjective and objective symptoms. It is highly unlikely for the rest of the body not to become affected when the brain is experiencing certain dysfunctions such as numbness. It is only when the body begins to manifest symptoms that the brain is discovered to be in serious need of medical intervention.


  • The feeling of being numb in the head

  • Feeling of a numb brain

  • Feeling of brain fog

  • Feeling as if in a haze

  • Feeling of being physically present but mentally absent


Depending on the reason behind why the brain is affected, other systems of the body become affected and result in the following symptoms:

  • Head or facial numbness or paresthesias

  • A tingling sensation on the extremities or face

  • Slurring of speech

  • Facial asymmetry or drooping on side of the face

  • Paralysis on one side of the body

  • Changes in level of consciousness

  • Confusion

  • Trouble speaking

  • Trouble comprehending

  • Sudden difficulty seeing

  • Sudden difficulty in walking

  • Incoordination or loss of balance

When any of these symptoms are experienced or observed, the individual must seek medical treatment without delay.

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