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Allergen
A substance that can cause an allergic reaction. Common allergens include ragweed pollen, animal dander, and mold.
Dr. Ahmad M Hadied reviewed this
51 year experience in Orthopedic Surgery
How long it usually lasts:
Related questions
A 27-year old asked:
What is an allergen?
2 doctor answers • 4 doctors weighed in
A 38-year old asked:
What are common food allergens?
1 doctor answer • 2 doctors weighed in
A 21-year old asked:
What are common plant allergens?
2 doctor answers • 4 doctors weighed in
A 37-year old asked:
How do allergens affect the body?
1 doctor answer • 1 doctor weighed in
A 37-year old asked:
Can exposing yourself to an allergen help?
1 doctor answer • 1 doctor weighed in
A 33-year old female asked:
I need help managing my nuts and legume allergen?
1 doctor answer • 1 doctor weighed in
A 38-year old asked:
What is does it mean for something to be an allergen?
3 doctor answers • 7 doctors weighed in
A 22-year old asked:
How can I find information about allergens in my food?
2 doctor answers • 2 doctors weighed in
A 33-year old asked:
Does contact with allergens cause immediate reactions?
1 doctor answer • 1 doctor weighed in
A 21-year old female asked:
What determines the degree of response your body mounts to an allergen?
1 doctor answer • 2 doctors weighed in
A 47-year old male asked:
Are allergic tests for cats definitive? Will the test be done for all for major allergens known in cats?
3 doctor answers • 10 doctors weighed in
A member asked:
I know when your body is in contact with an allergen it thinks that it is a harmful "alien" but why are there different reactions person to person?
1 doctor answer • 3 doctors weighed in
A 47-year old female asked:
Rast test is for which allergens?
1 doctor answer • 1 doctor weighed in
A 38-year old asked:
I'm curious as to what are allergens and what is allergy?
1 doctor answer • 2 doctors weighed in
A 32-year old asked:
What's sensitization to allergen?
1 doctor answer • 2 doctors weighed in
A 39-year old asked:
Which are some good allergen free snacks?
2 doctor answers • 2 doctors weighed in
A 38-year old asked:
What are most common environmental allergens?
1 doctor answer • 6 doctors weighed in
A 23-year old asked:
How can a person be desensitized to an allergen?
2 doctor answers • 4 doctors weighed in
A 27-year old male asked:
Hello What's the name of the device that helps you determine the allergen for each individual?!
1 doctor answer • 1 doctor weighed in
A 38-year old female asked:
Good evening, I would like to know when do children outgrow their cows milk allergen? When can we start giving them Cows milk?
2 doctor answers • 3 doctors weighed in
A 32-year old male asked:
I'm allergeic to cats: Can constant exposure to cat allergen in my house (1 cat and 6 dogs) be the cause for prolonged/permanently enlarged nodes?
2 doctor answers • 4 doctors weighed in
A 28-year old asked:
Are allergens in all foods, or just the ones that cause allergies?
2 doctor answers • 3 doctors weighed in
A 35-year old asked:
How do they do allergen tests for eczema?
1 doctor answer • 4 doctors weighed in
A 46-year old asked:
Does facial rejuvenation contain allergens?
2 doctor answers • 5 doctors weighed in
A 30-year old asked:
How is it that allergen tests for eczema work?
1 doctor answer • 1 doctor weighed in
A 47-year old asked:
How can I reduce allergy without avoiding allergens?
1 doctor answer • 2 doctors weighed in
A 23-year old male asked:
What causes allergic tonsillitis?Which are specific allergens?
2 doctor answers • 4 doctors weighed in
A 46-year old asked:
Do hives show up immediately after an exposure to an allergen?
1 doctor answer • 1 doctor weighed in
A 30-year old asked:
How long does it take for hives to appear after an allergen contact?
1 doctor answer • 3 doctors weighed in
A 25-year old female asked:
Why do allergies get worse every time you are exposed to the allergen?
1 doctor answer • 2 doctors weighed in
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