Air quality 101: Tips for staying safe during poor conditions

Air quality is an important topic that often goes unnoticed but significantly impacts our daily lives. While it might not be a regular concern, the air we breathe greatly influences our well-being, and poor air conditions can have serious health implications.

Poor air quality can affect communities with little warning. Events like wild fires, industrial emissions and weather patterns can cause the Air Quality Index (AQI) to rise into unhealthy levels. If you've ever noticed a hazy sky or experienced difficulty breathing, coughing or irritated airways during these events, you've likely experienced the effects of air pollution firsthand.

“Everyday sources like vehicular traffic, industrial outputs and even certain household products can release harmful substances into the atmosphere,” says Catherine Adams, MD, a physician in Pulmonology at Mount Nittany Health. “These pollutants can combine, making it challenging for everyone, particularly those with specific health concerns, to breathe comfortably.”

Recognizing the factors that affect air quality can empower you to plan your activities wisely, make informed health decisions and take measures to safeguard yourself and your family when outdoor conditions are unfavorable. These precautions can make a substantial difference in maintaining the health and well-being of you and your loved ones.

Factors affecting air quality

Outdoor air quality is influenced by a variety of factors, not solely the more conspicuous events like wildfires. Although these “big” events capture media attention with their dramatic impacts, it’s essential to recognize the more routine contributors to atmospheric pollution.

Automobiles are one of the primary sources. They emit significant amounts of noxious gases and fine particles, adversely affecting the air we breathe. Industrial operations further worsen this issue, emitting substantial pollutants as a byproduct of manufacturing activities. Additionally, agricultural practices contribute to atmospheric contamination through the release of ammonia and other substances from fertilizers and livestock.

Less commonly acknowledged are the pollutants originating from residential areas, which can affect the outdoor air when combined with external sources. “The usage of certain cleaning agents, aerosol products and even cooking can discharge harmful particles into the environment,” says Dr. Adams.

Meteorological conditions also play a crucial role in air quality dynamics. High temperatures and sunlight can trigger chemical reactions among pollutants, leading to the formation of smog — a hazardous blend of ground-level ozone and particulate matter. Wind and humidity influence the dispersion or concentration of these pollutants, resulting in variable air quality conditions.

Vulnerable populations

When air quality takes a turn for the worse, some people feel it more than others. “If you have asthma or another lung condition, even a slight increase in pollution can make breathing harder, sometimes triggering symptoms or flare-ups,” Dr. Adams explains. The same goes for those with heart problems — poor air quality forces their bodies to work overtime, which can make everyday activities more exhausting.

Children are another group to keep in mind. Their lungs are still growing, and they tend to spend more time running around outside, which increases their exposure to pollutants. Plus, they might not notice or be able to tell you when something feels off, so it’s up to adults to keep an eye on them when the air isn’t great.

Older adults can also be more sensitive to polluted air, especially if they have pre-existing health issues. And let’s not forget those who spend long hours outdoors for work or hobbies — they’re breathing in more of whatever’s in the air, whether it’s smoke, smog or fine particles from nearby traffic or factories.

Protective measures for high air pollution

When air pollution levels are high, a few small changes to your routine can make a big difference in how you feel. One of the easiest things you can do is limit how much time you spend outside, especially if the air feels heavy or looks hazy. If you have plans for a workout, think about taking it indoors or switching to something less intense, like yoga or stretching. It’s all about giving your lungs a bit of a break.

Your home can be a safe haven during poor air quality days, but it’s important to keep it as clean as possible. Shut your windows to keep outdoor air from creeping in, and if you have an air purifier, its’ best to use it on days where the AQI is high. Even a simple fan with a filter attached can help reduce indoor pollutants.

If you’re out and about and can’t avoid the poor air, wearing a well-fitted mask, like an N95, can help reduce the number of particles you’re breathing in. Just remember to take breaks indoors when you can.

If you have asthma, make sure you’re stocked up on any inhalers or medications, just in case. And don’t forget to use your rescue inhaler if you feel wheezy or short of breath — it’s there for moments like these.

Staying informed and taking action

Knowing what’s happening with the air around you is a big step toward staying healthy, especially when pollution levels are high. Thankfully, there are tons of tools out there to help you stay in the loop. Apps and websites can give you real-time updates on the AQI, so you’ll know whether it’s a good day to head outside or stick to indoor plans. Some even let you set up alerts to notify you when the air quality takes a turn for the worse, which can be very helpful if you have a busy schedule.

“If you’re not sure where to start, try checking out trusted resources like airnow.gov for accurate, up-to-date information,” says Dr. Adams. “Platforms like these make it easy to see how the air quality is shaping up in your area, and they often provide tips on what activities are safe or worth avoiding based on the conditions.”

Taking care of yourself and your loved ones during times of poor air quality doesn’t have to be complicated. It’s really about making small, smart choices. Whether it’s staying indoors, cutting back on outdoor activities or keeping your home as clean and comfortable as possible, these little steps can add up to big benefits for your health.