What is the difference between allergy and allergen?

What is the difference between allergy and allergen?

An Allergen is medically defined as any substance, often some kind of protein that triggers an allergic reaction in a being who is sensitive to it or any substance capable of inducing an allergy. According WebMD an allergy is a reaction by your immune system to something foreign infiltrating the body.

How do you explain allergies?

An allergy occurs when the body overreacts to an allergen or ‘trigger’ that is typically harmless to most people. Examples of allergies include allergic rhinitis (hay fever), asthma, eczema, hives and food allergy.

What makes an allergen an allergen?

The ease with which the antigenic material reaches the mucosa seems to be one of the factors that determine what makes an allergen an allergen. For pollen, the rate of release from the pollen grain may have an important bearing on the allergenicity of dilfeieiu proteins found in the grain.

What is an example of an allergen?

Dust, pollen and pet dander are all common allergens, but it is possible to be allergic to anything from chlorine to perfume. Food allergies are not as common as food sensitivity, but some foods such as peanuts (really a legume), nuts, seafood and shellfish are the cause of serious allergies in many people.

What is the most serious allergic reaction?

Anaphylaxis is a severe, potentially life-threatening allergic reaction. It can occur within seconds or minutes of exposure to something you’re allergic to, such as peanuts or bee stings.

What is an allergen give two examples?

The substances that trigger allergy are called allergen. Examples include pollens, dust mite, molds, danders, and certain foods. People prone to allergies are said to be allergic or atopic.

What are the three most common food allergies?

Here are the eight most common food allergies.

1. Cow’s Milk. An allergy to cow’s milk is most often seen in babies and young children, especially when they have been exposed to cow’s milk protein before they are six months old ( 5 , 6 ).
2. Eggs.
3. Tree Nuts.
4. Peanuts.
5. Shellfish.
6. Wheat.
7. Soy.
8. Fish.