Aspergillus

What is Aspergillus?

Aspergillus is a genus of molds found worldwide, especially in the autumn and winter months. Only a few species can cause illness in humans and animals. Most people breathe in Aspergillus spores every day without getting sick. However, people with weakened immune systems or underlying lung conditions are at higher risk of developing health problems from exposure.

Health Risks & Impacts

Health problems caused by Aspergillus include allergic reactions, lung infections, and infections in other organs, collectively called aspergillosis. Symptoms can range from mild (like coughing or wheezing) to more severe. Health effects vary significantly depending on the individual's immune status and the specific species present. If you are experiencing symptoms that you believe may be related to mold, we recommend discussing your concerns with a qualified healthcare professional. A indoor air quality testing can help determine whether this mold is present in your property.

Why Visual Identification Is Not Enough

Many mold species look similar to the naked eye, and color alone cannot reliably identify what is growing in your property. Some molds that appear dark may be harmless, while lighter-colored molds can produce concerning mycotoxins. The most reliable way to determine which species is present — and at what concentration — is through professional laboratory-verified mold testing. Air and surface samples analyzed by an accredited lab provide the factual data needed to make informed decisions about next steps.

Prevention & Management

Preventing Aspergillus involves minimizing dust and keeping indoor areas dry. Regularly clean and service your HVAC systems, use HEPA filters, and address any water damage or high humidity issues promptly. If you have a weakened immune system, consult your healthcare provider about additional precautions. Our HVAC mold assessments can provide you with a clear roadmap to address these concerns effectively.

Other Common Mold Types