---
title: What diseases are caused by or made worse by poor IAQ?
description: "## Diseases caused or worsened by poor indoor air quality There doesn't appear to be a single exhaustive list of diseases caused by poor indoor air quality. Therefore, this list is unlikely to be complete. Nonetheless, there are a broad…"
url: "https://buildinglens.com/docs/what-are-some-diseases-that-are-caused-by-or-made-worse-by-poor-indoor-air-quality/"
updated: "2023-11-16"
category: Health
---

# What diseases are caused by or made worse by poor IAQ?

## Diseases caused or worsened by poor indoor air quality

There doesn't appear to be a single exhaustive list of diseases caused by poor indoor air quality. Therefore, this list is unlikely to be complete. Nonetheless, there are a broad range of diseases that can be caused or worsened by poor indoor air quality including:

1. [Legionnaires' disease](https://www.epa.gov/report-environment/indoor-air-quality)
2. [Asthma](https://www.epa.gov/report-environment/indoor-air-quality)
3. [Chronic Pulmonary Obstructive Disease (COPD)](https://www.epa.gov/report-environment/indoor-air-quality)
4. [Heart attack and stroke](https://www.epa.gov/sciencematters/linking-air-pollution-and-heart-disease#:~:text=This%20study%20found%20that%20long,calcium%20in%20the%20coronary%20artery.)
5. [Lung cancer](https://www.epa.gov/report-environment/indoor-air-quality)
6. [Breast cancer](https://www.bcpp.org/resource/air-pollution-a-place-based-exposure/)
7. Anus/anal canal cancer
8. Larynx cancer
9. Lip cancer
10. Pleural mesothelioma
11. [Liver cancer](https://www.aacr.org/patients-caregivers/progress-against-cancer/air-pollution-associated-cancer/)
12. [Pancreatic cancer](https://www.aacr.org/patients-caregivers/progress-against-cancer/air-pollution-associated-cancer/)
13. Asbestosis
14. Infectious diseases including COVID19, colds, influenza, pneumonia, whooping cough, tuberculosis
15. Lead poisoning
16. Cognitive decline
17. Anxiety
18. Depression
19. Schizophrenia
20. Attention deficit hyperactivity disorder (ADHD)