Dry climate and pollution increase the risk of respiratory diseases

Dry climate and pollution increase the risk of respiratory diseases


Flu, cold, rhinitis, sinusitis, bronchitis and asthma are some conditions that tend to worsen during autumn, due to the dry climate and pollution.

The dry climate increases the risk of respiratory diseases, especially if we also consider pollution. In periods like autumn, experts recommend adopting preventive measures to protect your health and minimize the impacts of infections.



According to Carlos Carvalho, pulmonologist at InCor HCFMUSP, the combination of dry climate and air pollution significantly increases cases of respiratory diseases.

“The most common respiratory infections at this time of year are caused by viruses such as rhinovirus, adenovirus and metapneumovirus, which cause the common cold and, more seriously, influenza and coronavirus,” explains the pulmonologist.

In his opinion, temperature changes, decreased air humidity and pollution aggravate these conditions, leading to an increase in attacks of asthma, bronchitis, bronchiolitis, sinusitis, rhinitis and even pneumonia.

Autumn respiratory diseases

The specialist highlights some respiratory diseases that are more frequent in autumn, such as flu and colds. Asthma and bronchitis also tend to increase due to the dry climate and higher concentrations of polluting particles.

“The increase in the concentration of dust and harmful substances in the air, due to the dry climate of that period, causes dryness of the mucous membranes of the respiratory tract and leads to rhinitis attackssinusitis, pharyngitis and asthma”, adds the professor.

Autumn is a complicated season for those who suffer from sinusitis. In fact, the rhinitis also strikes in autumn. “Patients suffering from allergic rhinitis suffer particularly during this period, with frequent sneezing and itchy nose,” explains the doctor.




Rhinitis and allergic attacks worsen in autumn (Image: Towfiqu barbhuiya/Unsplash)

It is a period to which we must also turn our attention whooping coughto the bronchiolitis and for the pneumoniaaccording to the pulmonologist.

How to protect yourself from dry weather

Having said that, the doctor gives advice on preventive measures in relation to these respiratory diseases: therefore to minimize the risks, the important thing is to maintain updated flu vaccine. Furthermore, drinking lots of water helps keep the mucous membranes hydrated and functional.

Another important point would be to use humidifiers or place basins with water in the rooms, this helps reduce the impact of the dry climate. Also, don’t forget to wash your hands often and avoid touching your face, especially your eyes, nose and mouth.

Finally, the specialist recommends contacting your doctor at the first signs of serious symptoms, especially in the case of severe flu, asthma attacks or suspected pneumonia.

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Source: Terra

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