Weather Changes and Asthma

From high heat and humidity levels in the summer, to cold, dry air in the winter, the weather can have an impact on your asthma. Limiting your exposure to extreme weather will help keep your asthma symptoms under control.

While the weather can be unpredictable, you can stay prepared. Understand how and why specific weather conditions affect your asthma symptoms, and how to navigate the season while minimizing your flare-ups.

Banner: Weather Changes and Asthma

Did you know?

In the fall of 2016, strong thunderstorms in Australia reportedly caused a number of asthma attacks that resulted in over 8,000 emergency room visits in Melbourne.

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Heat and High Humidity

High levels of humidity means the air is full of moisture and often very stagnant, which when inhaled by asthma sufferers, can trigger your asthma symptoms. It also creates an optimal environment for mold and bacteria growth, which can affect your asthma.

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Cold Air and Low Humidity

Cold, dry air irritates your airways and nasal passages, and that can spell trouble for asthma sufferers.

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The turbulence, high humidity, and barometric pressure changes of thunderstorms, combined with a high pollen count, can break down airborne pollen into smaller particles that can be easily inhaled and trigger asthma symptoms. It’s a rare occurrence, but asthma sufferers should pay attention to pollen counts during stormy weather.

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Weather Changes

Changes in daily temperature and humidity can also trigger asthma symptoms.

Tips for Managing Weather Changes & Asthma

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Monitor your local air quality index using a weather website or app

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Limit outdoor exercise when the air quality is poor

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Cover your nose and mouth when outdoors in cold weather

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Use a humidifier or dehumidifier to keep humidity levels around 30-50% in the home

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Keep windows closed and use an air conditioner