Allergies And Asthma

We don’t know what causes asthma. But we do know that: Asthma and allergies are likely to run in families and may be inherited. Children who have allergies at a young age may be at greater risk for developing asthma as adults. Some adults with asthma also had asthma as teenagers and as children. In […]

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