What are the potential health effects of high indoor humidity?

High indoor humidity can significantly impact health, particularly in relation to respiratory issues and allergic reactions. When humidity levels are elevated, an environment becomes conducive to the growth of mold, dust mites, and other allergens. These irritants can exacerbate respiratory conditions such as asthma and bronchitis, leading to symptoms like coughing, wheezing, and difficulty breathing. Additionally, individuals with allergies may experience heightened symptoms, as increased moisture allows allergens to thrive and remain airborne, making them easier to inhale.

Furthermore, high humidity can create an ideal environment for the proliferation of bacteria and viruses, potentially leading to increased illness. Therefore, managing indoor humidity is crucial for maintaining a healthy indoor air quality and reducing the risk of respiratory complications and allergic responses.

While skin irritation and rashes, increased energy costs, and decreased comfort levels may be associated with high humidity, the most significant and direct health impacts are often observed in regard to respiratory health and allergic reactions.