What are the health implications of poor air quality?

May 25th, 2023

The air we breathe is essential to our survival, but its quality can vary greatly depending on many factors. Poor air quality can have a serious impact on the health of those exposed to it. Poor air quality is associated with many health problems. Fine particles, nitrogen oxides and sulphur dioxide are the main air pollutants responsible for health problems and respiratory irritation. These are airborne and can enter the lungs and even the bloodstream. In this article, we will explore the harmful effects of poor air quality on human health.

Respiratory Diseases

Respiratory diseases are one of the most common effects of poor air quality. Air pollution can aggravate asthma and cause chronic bronchitis, respiratory infections, coughing and wheezing. People with asthma are particularly vulnerable to air pollution because their respiratory system is more sensitive to irritants.

Cardiovascular Disease

Cardiovascular disease is also associated with poor air quality. Air pollution can increase the risk of cardiovascular diseases such as high blood pressure, heart failure and coronary heart disease. Long-term exposure to air pollution can also increase the risk of stroke.


Allergies are also a common effect of poor air quality. Air pollutants can aggravate existing allergies and cause new allergies. Pollutants can cause inflammation in the airways, which can make allergy symptoms worse.


Infections are also linked to poor air quality. Air pollution can weaken the immune system, making people more susceptible to infections. People with chronic respiratory illnesses may also be more vulnerable to infections.

Finally, poor air quality is also associated with cancer. Air pollutants such as fine particles and volatile organic compounds (VOCs) can enter the body’s cells and damage DNA, which can lead to the development of cancer.

It is important to understand that poor air quality has serious implications for human health. As mentioned earlier, respiratory diseases, cardiovascular diseases, allergies, infections, and cancer are all potentially harmful effects of air pollution. So, don’t hesitate to ask about the measures you can take to reduce your air pollution. Contact Qualitam for answers to your concerns.






Also find us on the network of Outremont's home inspectors