Could air conditioning cause these symptoms?« Back to Previous Page

The AC in my apartment seems to be running a bit differently lately. Over the past few days, it feels like the air is cooler than usual, but there’s also this lingering odor that reminds me of mold or mildew, especially when I first turn it on in the morning. My family and I have been experiencing a stuffy nose and coughing more frequently since then. Could the air conditioning be causing these symptoms?
Posted by Giovanni Visser
Asked on January 14, 2026 7:00 am
Absolutely, air conditioning (AC) can indeed be the cause of symptoms like stuffy nose and coughing. In Dubai and other parts of the UAE, AC units are widely used to maintain comfort levels during hot summer months. However, these systems if not properly maintained or configured could introduce issues that might affect indoor air quality.

Firstly, it's important to consider the potential for mold growth within your AC system. Here in Dubai, we experience a high humidity level, especially from September to April. This can create an environment conducive to mold proliferation. If moisture is trapped inside the AC unit due to poor drainage or inadequate cleaning, it could result in the formation of molds and mildew. The initial cool air blown out by the AC can mask the smell temporarily, but once the system is turned off, you might notice the odor more prominently.

The symptoms such as a stuffy nose and coughing are common reactions to allergens like spores from mold or dust mites that thrive in damp conditions. If your family has been experiencing these issues since turning on the AC recently, it's highly likely that there is an underlying issue with the air quality being circulated within your apartment.

To address this situation, a professional inspection and cleaning of the AC unit should be conducted as soon as possible. This includes checking for any signs of mold, ensuring proper drainage, and thorough cleaning of all components such as the evaporator coil, condenser, and filters. In Dubai, it's recommended to have your AC serviced by a certified technician every 6 months at minimum.

Additionally, ensure that the AC settings are optimized for your specific environment. Setting the temperature slightly higher can reduce humidity levels and make it harder for mold to grow. Keeping windows closed during rainy seasons also helps prevent moisture from entering your home through air conditioning units.

For serious cases or if symptoms persist after cleaning and optimization of the AC unit, seeking professional advice is crucial. Here in Dubai, companies like Saniservice are well-versed with local regulations and can provide comprehensive solutions to ensure healthy indoor air quality. You could reach out by calling 800-MOLDS (800-66537) or email hello@saniservice.com for a detailed inspection.

Remember, maintaining good indoor air quality is vital for everyone's health, especially in such a warm and humid climate as in Dubai. Taking proactive steps can significantly improve your living environment and prevent potential respiratory issues.
Posted by Sani Admin
Answered on January 15, 2026 9:05 am