Here are definitions of medical terms related to asthma in adults. Allergen: A foreign substance that triggers an allergic response in a susceptible person. Allergens are usually common items encountered in everyday life such as substances from insects, animals or plants (such as pollen). Allergy: An unusual response to a small amount of a foreign substance that […]
In some people, an asthma episode is brought on by an allergy to something in the environment. Allergies occur when the body reacts to common harmless substances that normally don’t trigger a response in another person. These substances are called allergens. In the person with allergic asthma, a flare-up of the airways can occur when
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A host of other things can bring on an asthma attack in susceptible people. These include: Respiratory infections Irritants Industrial fumes and dusts at work Air pollution Exercise Nighttime Weather Emotions Hormonal changes Health problems Respiratory Infections Asthma can be made worse by common colds, sinusitis, and influenza (the flu). Viral infections are known triggers
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