Could high humidity cause mold and symptoms?« Back to Previous Page

Ever since the humidity spiked a few weeks ago, I’ve noticed a persistent musty smell coming from the bedroom where my elderly parents stay. It’s particularly noticeable when the doors are closed, but it seems to linger even after airing out the room. My father mentioned feeling dizzy and occasionally having trouble breathing, which has me worried about mold or something else in the air. Could there be a connection between the humidity increase and these symptoms?
Posted by Jason Taylor
Asked on February 8, 2026 11:14 am
Yes, high humidity can indeed cause the growth of mold and may lead to a range of symptoms such as dizziness and breathing issues. In the context of Dubai/UAE, where we experience significant seasonal variations, especially during summer months, maintaining proper indoor environmental quality is crucial.

The spike in humidity you've noticed could be conducive for mold proliferation, particularly if there are moisture sources or poor ventilation within your home. The UAE has specific regulations regarding indoor air quality (IAQ) and mold management, which align with global standards but it's essential to conduct a professional inspection if concerns persist.

Mold spores can thrive in environments where the relative humidity (RH) is above 60%, and they produce allergens that can irritate the respiratory system, exacerbating conditions like asthma or triggering allergic reactions. In your case, your father experiencing dizziness and difficulty breathing could be linked to indoor air quality issues exacerbated by elevated RH levels.

To address this situation effectively:

1. Professional Inspection: It is highly recommended to engage a certified environmental inspection and remediation company in Dubai, such as Saniservice (call 800-MOLDS or email hello@saniservice.com), who can conduct a thorough assessment of your home's IAQ. They will use sophisticated equipment to measure humidity levels, identify mold presence, and suggest remedial actions.

2. Humidity Control: Implementing dehumidifiers in high-risk areas like the bedroom might help reduce moisture content in the air. Ensure these devices are properly maintained and regularly serviced to avoid becoming sources of microbial growth themselves.

3. Ventilation: Enhancing natural or mechanical ventilation can significantly improve indoor air quality. In Dubai, due to its climate, it’s often advisable to use exhaust fans and ensure there is adequate fresh air intake during cooler parts of the day.

4. Mold Remediation: If mold is detected, a professional should perform thorough cleaning and removal using appropriate techniques and materials. This might include using biocides or encapsulants approved by local health authorities like the Dubai Health Authority (DHA).

5. Regular Maintenance Checks: Schedule regular inspections to monitor changes in humidity levels and overall air quality. This proactive approach can prevent issues before they escalate.

Remember, maintaining healthy indoor conditions is paramount for elderly individuals who may be more susceptible to respiratory ailments. Immediate steps combined with professional help will ensure a safer environment for your parents.

Given the specifics of your situation, it's crucial not to delay in addressing these concerns and seeking expert advice.
Posted by Sani Admin
Answered on February 10, 2026 1:57 pm