Definition Of An Allergy
Definition Of An Allergy. Not to be confused with:. Noun [ c ] us / ˈæl.ɚ.dʒi / uk / ˈæl.ə.dʒi /.
Hypersensitivity to the reintroduction of an allergen. A misguided reaction to foreign substances by the immune system, the body system of defense against foreign invaders, particularly pathogens (the agents of. Meaning of allergy in english.
For Example, Coming Into Contact With What Is Normally A Harmless Substance, Such As Pollen, Might Cause.
These substances are known as allergens and are found in. An allergic reaction occurs when the immune system overreacts to a harmless substance known as an allergen. A misguided reaction to foreign substances by the immune system, the body system of defense against foreign invaders, particularly pathogens (the agents of.
The Immune System Protects The Body From.
Allergy definition, an abnormal reaction of the body to a previously encountered allergen introduced by inhalation, ingestion, injection, or skin contact, often manifested by itchy eyes,. A misguided reaction to foreign substances by the immune system, the body system of defense against foreign invaders, particularly pathogens (the agents of. An allergy is a chronic condition involving an abnormal reaction to an ordinarily harmless substance called an allergen.
Not To Be Confused With:.
The symptoms can be mild, but for some people they can be very serious. An abnormal reaction of the body to an allergen, manifested by runny nose, skin rash, wheezing, etc.; Allergy occurs when a person reacts to substances in the environment that are harmless to most people.
An Allergy Is Where Your Body Reacts To Something That's Normally Harmless Like Pollen, Dust Or Animal Fur.
Allergies to foods such as. A condition that makes a person become sick or develop skin or breathing problems because they have eaten. Tingling or itching in the mouth.
Hypersensitivity To The Reintroduction Of An Allergen.
It is a form of hypersensitivity, which can be classified into four types,. The most common food allergy signs and symptoms include: Swelling of the lips, face, tongue and throat or other parts.
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