Can Asthma Cause Numbness in Head and Limbs?

Can asthma cause numbness in the head or limbs?

Recently, I have been experiencing frequent asthma attacks, especially at night and during hot weather.
In the past few occurrences, I have felt numbness in my head and face, as well as numbness in my mouth.
It seems like my nerves are being pulled, making it difficult to pronounce words correctly.
Subsequently, my hands and feet also become numb.
I'm unsure if this is related to my asthma, as I have not experienced these symptoms before.
Please help me understand.
Thank you.

Yiwenting, 30~39 year old female. Ask Date: 2006/06/19

Dr. Cai Fushun reply Pulmonology

1.
Nocturnal asthma is primarily caused by the 24-hour physiological cycle of the human body, which includes variations in hormone levels, adrenaline, the secretion of cyclic adenosine monophosphate (which relaxes the bronchi), and the number and intensity of beta-adrenergic receptors, with the lowest levels occurring at 4 AM and the highest at 4 PM.
Conversely, the secretion of plasma histamine (which causes bronchoconstriction) and the intensity of the vagus nerve are highest at 4 AM and lowest at 4 PM.

2.
Hot and humid weather can lead to dampness in the home environment, promoting the growth of mold allergens, which can more easily trigger asthma attacks.

3.
Generally, asthma attacks do not cause neurological paralysis.
If such symptoms occur, it is advisable to check for concurrent upper respiratory infections, viral infections, or conditions such as hyperventilation syndrome and hypoxia.
It is recommended to seek a thorough examination at a hospital.

Reply Date: 2006/06/19

More Info

Asthma is primarily a respiratory condition characterized by inflammation and narrowing of the airways, leading to difficulty in breathing, wheezing, coughing, and chest tightness. However, it can also have systemic effects, particularly during acute exacerbations. The symptoms you describe, including numbness in the head, face, and limbs, can be concerning and may not be directly caused by asthma itself but could be related to several factors associated with asthma attacks.

When an asthma attack occurs, the body may experience a range of physiological changes. One of the most significant changes is a decrease in oxygen levels in the blood (hypoxemia) due to obstructed airflow. This lack of oxygen can lead to various neurological symptoms, including tingling or numbness in the extremities and face. Additionally, hyperventilation, which often accompanies asthma attacks, can lead to respiratory alkalosis—a condition where carbon dioxide levels drop too low due to rapid breathing. This can cause symptoms such as lightheadedness, tingling, and numbness, particularly in the face and hands.

Moreover, if you are experiencing anxiety or panic during asthma attacks, this can exacerbate hyperventilation and lead to further sensations of numbness or tingling. Anxiety can also cause muscle tension, which may contribute to the feeling of tightness or pulling in the muscles, affecting your ability to speak clearly.

It is also important to consider other potential causes of your symptoms. For instance, if you have been experiencing frequent asthma attacks, you may be inadvertently holding your breath or breathing in a way that can lead to muscle fatigue or strain, which could manifest as numbness or tingling. Additionally, if you have any underlying conditions such as cervical spine issues or peripheral neuropathy, these could also contribute to your symptoms.

Given that you mentioned these symptoms are new and have not been experienced before, it is crucial to consult with a healthcare professional. They can perform a thorough evaluation, including a physical examination and possibly imaging studies or nerve conduction tests, to rule out other potential causes of your symptoms. It may also be beneficial to review your asthma management plan with your doctor to ensure that your condition is well-controlled and to discuss any triggers that may be contributing to your recent exacerbations.

In summary, while asthma itself is not typically known to cause numbness in the head and limbs, the physiological changes associated with asthma attacks, such as hypoxemia and hyperventilation, can lead to these sensations. It is essential to seek medical advice to determine the underlying cause of your symptoms and to ensure that your asthma is being managed effectively.

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