Types of Allergies

Allergy is caused by specific agents which are called allergens. They could be everything in the environment from foods to pollens and dust or chemical substances. This article is going to take a look into different types of allergies determined by various allergens.

allergy types

Food Allergies and Food Intolerance

If you are allergic to a certain food, your body will react when it gets in touch with it. In case of severe allergies, you can develop a severe allergic reaction even if you touch the food and not swallow it. Peanuts are among the worst allergens, so people who are allergic to them need to be aware that they could even get killed if they ingest even a very small amount. Food intolerance is not a life threatening condition, but it is far from being pleasant, as well. Read more »

What Are Allergies?

Allergies are common conditions that 20% to 25% of Americans experience everyday.  They are an adverse response that the body has to a foreign substance like dust or certain food such as nuts.  These substances are generally safe and are called allergen when cause an allergic reaction.


Allergy occurs when immune system responds to an allergen as an invader, just like an infection.  When the allergen enters the body, immune system generates type of antibody called IgE that attaches to allergen to fight it off.  The body produces and releases various chemicals such as histamine into our blood stream causing allergic reactions.  Now the next time our body is exposed to the same allergen, our immune system develops more of the same antibody and same chemicals released into our system so we experience the same allergic reaction.  The type of the symptoms is determined by the way you got the allergen.  For instance, you can have difficulties with breathing and airways if you inhale dust. Read more »

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