Modern Air Solutions Inc

Can Air Conditioning Make You Sick?
6 minutes read

Can Air Conditioning Make You Sick?

Published by Modern Air Solutions

On a hot summer day, there’s nothing better than stepping into a cool, air-conditioned room. But what happens when your relief turns into stuffy sinuses or a sore throat? If you’ve ever wondered, “Can air conditioning make you sick?”—you’re not alone.

Experiencing what some people call “air conditioning sickness” is unpleasant, but the term itself is misleading. Air conditioning can’t make you sick, but AC can affect our environment in ways that can lead to illness. The good news is that this issue is often preventable.

In this blog, we’ll take a closer look at how AC can affect your health and what you can do to stay comfortable this summer. For reliable maintenance service for your air conditioner, contact Modern Air Solutions today!

Can AC Make You Sick? The Real Answer

While air conditioning itself doesn’t cause illness, it can indirectly cause symptoms that feel like being sick. These issues usually come from cold air settings, poor indoor air quality, or clogged air filters.

How Cold AC Affects Your Sinuses & Throat

Many people set their AC to very low temperatures during hot weather. This can actually help improve respiratory problems, like asthma and COPD, for some people by reducing heat and humidity. However, while the cool air might feel refreshing at first, it can be a problem for your sinuses and throat. Here’s why:

  • Cold air dries out your nasal passages.
  • Dry air can lead to mucus production and buildup.
  • Extra mucus can cause congestion and sinus pressure.
  • Dry nasal passages can lead to post-nasal drip and irritate the throat.
  • Cold air exposure constricts the throat and nasal blood vessels, worsening dryness and discomfort.
  • When the throat is dry, it’s easier for airborne pollutants to cause irritation or inflammation.
  • Sudden shifts from warm outdoor air to cold air can trigger the throat muscles to contract, causing temporary discomfort.

Sinus and throat irritation might be the first symptoms that lead you to ask, “Can AC cold make you sick?” If you’re struggling with any of the issues listed above, the answer might be yes. Try adjusting the temperature in your home to see if your symptoms improve

Dirty AC Filters Causing Respiratory Issues

Another common cause of health issues linked to air conditioning is poor air quality. Over time, your AC system collects dust, pollen, pet dander, mold spores, and bacteria. If you don’t clean or replace your filter regularly, your AC could be blowing those particles around your home.

This can lead to:

  • Sneezing
  • Coughing
  • Stuffy nose
  • Itchy eyes or throat
  • Allergy or asthma flare-ups

So, “Can a dirty AC filter make you sick?” Absolutely. Dirty filters are one of the top reasons why people feel unwell when the air conditioning is on.

Window AC systems can also be a problem if not cleaned regularly, because mold and bacteria can grow inside them. That’s why many ask, “Can window AC units make you sick?” Again, the answer is technically yes, but only if they’re not properly maintained.

Tips To Avoid Air Conditioning Sickness Symptoms

Here are a few easy ways to stay cool in the summer heat without feeling sick because of your AC:

  • Don’t Set the Temperature Too Low

Keep your AC set at a comfortable level and not too cold— Between 72–76°F is ideal for most people.

  • Change Your Air Filter Often

Check your filter every 1–3 months and replace it regularly to help reduce allergens and airborne pollutants.

  • Schedule Regular AC Maintenance

Have a professional technician inspect and clean your HVAC system at least once a year. This keeps your AC running smoothly and helps improve indoor air quality.

  • Consider HVAC Duct Cleaning

Over time, dust, mold, and debris can build up inside your ductwork. Professional air duct cleaning helps remove these contaminants and keeps your indoor air cleaner.

  • Use an Air Purifying System

Using an air purifier or whole-home purification system can help filter out bacteria, allergens, and other airborne particles. These systems can improve indoor air quality and help you breathe easier, especially if you suffer from allergies or asthma.

  • Clean Window Units Frequently

If you use a window AC unit, clean the filter and the inside of the unit every few weeks to prevent mold and bacteria growth.

Breathe Easier With Help From Modern Air Solutions

If you’re asking questions like “Can an air conditioner make you sick?” then it might be time to get your system checked.

AC doesn’t make you sick, but it can create an unhealthy environment if the system isn’t properly maintained. Cold air, dirty filters, and poor indoor air quality can all lead to sinus problems, worsening allergies, and other health issues. The good news is that a clean, well-maintained air conditioning unit can keep you cool without causing any health problems.

As a family-owned and operated company, Modern Air Solutions takes pride in helping families across Illinois stay comfortable all year long. Whether you need seasonal maintenance or better air quality solutions, our licensed, NATE-certified technicians are ready to help.

Contact us to schedule air conditioning service in Oswego today and breathe easier tomorrow!

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