Studies Link Common Asthma & Allergy Steroids To Cognitive Decline

Teresa Breaux | Last Updated : September 2, 2022

A new study has been conducted under the guidance of Dr. Avindra Nath at the National Institute of neurological disorders. According to this research, steroids commonly taken or inhaled for asthma affect the brain’s ability. This research has established a positive correlation between different types of medicines and steroids, specifically glucocorticoids, and the efficiency of the network of white matter inside the brain. This white matter is a crucial part of the network of the brain that is developed with the help of nerves and other tissues. 

Issues That Matter 

The entire brain structure is well connected in the form of a complex Network, and this white matter is considered to be the source with the help which information can be processed and passed from the brain to different parts of the body.

Studies Link Common Asthma & Allergy Steroids To Cognitive Decline

But due to the increase in the consumption of these steroids that patients with asthma consume and other types of respiratory disorders and autoimmune disorders, the incidence and the occurrence of white matter inside the brain decreases to the minimum extent. This reduces the capacity of the brain to function correctly, and even the memory of the person can get affected. 

Side effects of reduction of white matter

White matter is a kind of connecting Plasma in which the entire brain setup has been set. It comprises nerves and other types of tissues that function to perform essential utility functions. In such a situation, it is necessary to understand the side effects caused by the reduction in this quantity of white matter inside the brain. 

First of all, the ability of the brain to process information gets affected. Secondly, it is not possible for the brain to think of different issues even and adequately remember things. Due to the decreasing quantity of white matter inside the brain, many mental disorders can also occur. These problems can include depression and anxiety. Even short temperament was reported in a lot of patients. That is why it has been ultimately advised to choose steroids that have a minor minimum effect on the brain because the treatment is probably incurable at times. 

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Is there something to worry about? 

But there is no alarming situation for the time being. It is true that steroids have a very negative effect on the brain, and at times it is even responsible for shrinking the size of the brain. But it is equally valid that once the steroids are withdrawn from getting consumed, it becomes possible for the brain to return to its original size. It is also essential to understand that white matter is something that can repair itself as soon as possible. 

It is not a long-term loss that an individual might suffer in his life. But to prevent these situations from occurring at any cost, proper medication and advice from the doctor must be taken. It is beneficial for adequate treatment of the individual. Suppose the direction of the doctor concerning the quantity of the medicine that must be consumed is not followed. In that case, white matter white gets damaged permanently, thereby subjecting an individual to an incurable problem.


It has to be ultimately concluded that all of this information must be available to the person who is taking steroids due to asthma or any other kind of autoimmune problem. If proper treatment is not available to that person, it automatically becomes impossible to get the best medicine. It is helpful in the long run to always work according to the doctor’s prescription to prevent unwanted situations. 


🔵National Library Of Medicine (n.d) Allergic Asthma-Induced Cognitive Impairment is Alleviated by Dexamethasone (Available Online):

🔵Science Direct (n.d) Hippocampal metabolites in asthma and their implications for cognitive function (Available Online):

Teresa Breaux

Teresa Breaux is a renowned health practitioner who serves as a social worker. She expertized in treating eating disorders and focuses mainly on family-based treatments. Apart from working as a health practitioner, she even provides public awareness through her writings and blogs. Her content includes methods by which you can make delicious and healthy recipes. She is so passionate about writing, especially on issues with eating habits and the importance of eating healthy. If you are someone who loves healthy tips to make your life better, then you must have run across her blogs. You can visit her website and even follow her on social media platforms like Twitter and Instagram.

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