It is basically: Intuitive and common sense . If you take something and get some kind of reaction that can be considered allergic reaction then you are allergic . If you are particularly referring to allergy in terms of environmental factors . Your reaction to certain items and relief of symptoms when you are staying away from them will give you some rough idea . However , suggest to see allergist.
Answered 10/15/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 3 answers
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