Can Air Quality Worsen Allergy and Asthma Symptoms? | Arkansas Allergy and Asthma Clinic

If you’re experiencing symptom flare-ups despite low pollen counts or other typical triggers, the problem could be the very air you breathe.

In Arkansas, seasonal pollen, summer heat, humidity and occasional smoke or ozone events can all contribute to worsening allergy and asthma symptoms.

Knowing how air quality affects allergy symptoms can help you manage flare-ups and know when it’s time to seek help.

How is outdoor air quality measured?

To help us understand when air is unsafe, the Environmental Protection Agency (EPA) uses the Air Quality Index (AQI), a six-level, color-coded system that tracks pollution levels in a given area.

For people with allergies or asthma, symptoms may worsen even when the air quality is only moderate. Per the AQI guidelines:

Yellow (Moderate concern, 51 to 100): Air quality is generally acceptable, though sensitive individuals may begin experiencing symptoms.
Orange (Unhealthy for Sensitive Groups, 101 to 150): People with allergies, asthma or other respiratory conditions may experience worsening symptoms.

According to the AirNow/EPA AQI Basics for Ozone and Particle Pollution, the most common air pollutants include:

Ground-level ozone
Particle pollution (also known as particulate matter, including PM2.5 and PM10)
Carbon monoxide
Sulfur dioxide
Nitrogen dioxide

During periods of extreme heat, wildfire smoke from other regions or increased ozone levels, Arkansas residents may notice more coughing, congestion or breathing difficulties.

If the AQI is high and you are living with allergies or asthma, poor air quality can irritate your airways, even when traditional allergen levels are not particularly high. However, outdoor pollution is only part of the picture.

Indoor air quality also matters.

It may be hard to believe, but on average, people spend nearly 90% of their time indoors. That means people are also constantly exposed to common indoor allergy triggers. Arkansas’s warm, humid climate can also create favorable conditions for mold growth, a common indoor allergy trigger.

From dust mites and pet dander to mold and chemicals, each can affect indoor air quality (IAQ) and worsen respiratory symptoms.

Simple ways to improve IAQ include:

Using HEPA air purifiers and high-quality HVAC filters
Vacuuming and dusting regularly
Washing bedding frequently in hot water
Keeping windows closed during high-pollen or poor air quality days
Adjusting humidity levels

Small changes throughout your home can make a noticeable difference in allergy and asthma management.

Is poor air quality affecting you?

It’s not always easy to tell when poor air quality is contributing to your symptoms, especially when its effects can look so similar to seasonal allergies or asthma flare-ups.

Even still, certain patterns may indicate that air quality is contributing to your symptoms. These look like:

Increased coughing, wheezing or chest tightness after spending time outdoors
Allergy symptoms that worsen on hazy, smoky or high-AQI days
Difficulty exercising due to breathing discomfort
More frequent headaches, throat irritation or burning eyes
Symptoms that improve after moving indoors or using filtered air
Increased reliance on rescue inhalers or allergy medications

For some patients, poor air quality can also contribute to fatigue and poor sleep, particularly when congestion or airway irritation becomes difficult to control.

If your symptoms seem to worsen without a clear explanation, air conditions may be playing a larger role than you realize.

Consulting a board-certified allergist is a safe way to gain clarity on your symptoms. By working hand-in-hand with patients, Arkansas Allergy and Asthma Clinic allergists can test, accurately diagnose and create personalized allergy or asthma treatment plans that fit your life.

Keep your cool with trusted allergy and asthma care!

At Arkansas Allergy and Asthma Clinic, local allergy and asthma specialists are ready to support you and your family with comprehensive testing and personalized treatment plans. Schedule your allergist appointment with Arkansas Allergy and Asthma Clinic today.

About Family Allergy & Asthma

Founded in 1979, Family Allergy & Asthma’s practice network of allergy and asthma specialists provides high-quality, reliable and lasting allergy relief throughout Arkansas, Florida, Illinois, Indiana, Kentucky, Missouri, Ohio, Pennsylvania and Tennessee, and includes affiliates Allergy & Asthma Specialists (AAS), Asthma and Allergy Associates of Florida (AAAF) and Arkansas Allergy and Asthma Clinic (AAAC). For more information, visit familyallergy.com, and follow Family Allergy & Asthma on Facebook, Instagram and X.