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Doctor insights on: What Are The Common Factors That Trigger Allergies

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What are the common factors that trigger allergies?

What are the common factors that trigger allergies?

Pollen dust pets: Many things in the environment can cause allergies...Pollen pets food dust bees. An allergist can be very helpful in figuring it out for you. ...Read more

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Dr. John Chiu
2,586 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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Is watermelon a common trigger for allergies?

Is watermelon a common trigger for allergies?

Possibly: There is something called oral allergy syndrome, where people who are allergic to ragweed, cannot eat the melon family. They get itching in the mouth and ears, and sometimes swelling. This occurs in people who are allergic to birch trees, and eat hazelnuts, or some fruits such as apple, plums, and nectarines. ...Read more

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Bad flushing neck, face, arms after eating.No common triggers. Blood and food allergy test neg, mastocytosis neg, carcinoid neg, I'm going crazy, why?

Bad flushing neck, face, arms after eating.No common triggers. Blood and food allergy test neg, mastocytosis neg, carcinoid neg, I'm going crazy, why?

Flushing after meal: I know it is very frustrating but please continue to be a good detective to find out what is happening. A more sensitive food sensitivity panel may help. See Great Plains Laboratory in Texas website. They have an excellent one. Stick w/your doc and consider a second option. Peace and good health. ...Read more

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How common are dog allergies?

How common are dog allergies?

Common: Allergic rhinitis including allergy to dogs is common, affecting 10-30% of people in the U.S. Rates seems to be increasing over time, particularly in urban areas.These statistic include all allergy sufferers (trees, grass, weeds, dust mites, molds, cats, dogs, etc). I don't have rates for dog allergy sufferers specifically. ...Read more

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How common are dairy allergies?

How common are dairy allergies?

Common: As food allergies go, milk is one of the more common offenders. More common in kids and there's a good chance they'll outgrow it. ...Read more

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What are some common allergies?

What are some common allergies?

Several: Inhalant allergies are to pollen, pet dander, dust mites, mold, venom allergies to stinging insects as bees, wasp, hornets and yellow jackets, contact allergies to cosmetics, jewelry, chemicals, drug allergies, food allergies, you name it.. ...Read more

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What foods can trigger allergies?

What foods can trigger allergies?

A few cause most: About 90% of serious food allergies caused by immune mechanisms come from a few foods: milk, egg, soy, wheat, peanut, tree nuts, fish, and shellfish. Allergies to fruits and vegetables are often due to cross-reactions with pollen allergies. However, there are also reactions that are not caused by immune mechanisms (intolerances) and these can occur to a wide range of other foods. ...Read more

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How common are allergies to onions?

How common are allergies to onions?

Onion Allergy: Not very although it is possible; just depends on what your allergic reaction is. Because onions grow in the ground, it might be that you are allergic to grass or weeds but have a cross-reactive reaction taking place called oral-allergy syndrome. ...Read more

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What's causing my common allergies?

What's causing my common allergies?

Pollen dust pets: Many things in the environment can cause allergies...Pollen pets food dust bees. An allergist can be very helpful in figuring it out for you see www.Acaai.Org. ...Read more

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What are some symptoms of commin allergies?

What are some symptoms of commin allergies?

Allergies: Allergies to environmental allergens can cause runny nose, cough, sneezing, rash, itchy nose, itchy throat, post nasal drip. ...Read more

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What are the most common spring-time allergies?

What are the most common spring-time allergies?

Tree pollen: The most common spring-specific allergen is tree pollen. Grass typically pollinates in the summer, weeds in the fall. Perennial allergens are around all year, and include pets and dust mites. ...Read more

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What are common symptoms you get with cat allergies?

What are common symptoms you get with cat allergies?

Symptoms: Similar to other allergies. Sneezing, runny nose, and watery & itchy eyes. You could possibly get hives from the cat saliva, if you are sensitive. Unlike tv ads would have you believe, specific allergen causes do not cause specific symptoms or require specific treatment. Although, food allergies are a different story. ...Read more

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What are the most common types of allergies in people?

What are the most common types of allergies in people?

Inhalant allergies: Allergies are developed through exposure so prevalence depends on which allergens are present in a given area. In general, tree, grass, and weed pollens, dust mites, cats dogs, and mold spores are the most common airborne allergens. ...Read more

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Why are some allergies moree common than others (like cats)?

Why are some allergies moree common than others (like cats)?

Exposure/foreignness: The frequency of an allergy is related to the amount of exposure that a population has and how likely a protein is to promote production of the allergic antibody. Proteins that are much different than those made by humans are more likely to cause this type of reaction. ...Read more

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What may happen in the body that triggers late onset allergies?

What may happen in the body that triggers late onset allergies?

More symptoms: Many allergic reactions are biphasic meaning that immediate symptoms that resolve after a few hours are followed 6-10 hours later by the reappearance of symptoms without additional exposure to the allergic trigger. The symptoms are the same but may be more intense & last longer in the late phase. Prompt early treatment with topical corticosteroids usually prevent late onset symptoms. ...Read more

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What would be a significant or serious reaction to first time allergy shot? And how common is it ?

What would be a significant or serious reaction to first time allergy shot?  And how common is it ?

Anaphylaxis: Severe reaction would be throat swelling, difficulty breathing, hives over body. That is why allergy shots should be given in office prepared for that with epi pens on hand and patients should stay in office for 1/2 hour after shot. Not very common though ...Read more

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How common is an allergy or intolerance to nightshade vegetables/foods? What are the typical symptoms?

How common is an allergy or intolerance to nightshade vegetables/foods? What are the typical symptoms?

Fairly: Allergy is likely rare but intolerance likely fairly common. Allergy to foods in the nightshades family in not that different from other allergy allergies although anaphylaxis must be very rare. As for intolerance, it can be almost anything with different people having different symptoms to a certain food. ...Read more