Allergy does have an impact on some people. But reactions are different. In some it shows in skin, in some it is noticed in mouth in some in the NOSE. your condition might be ALLERGIC RHINITIS .
U need to have a consultation with Ur ENT.
Find out what is the source of Ur allergy. Like dust , food, temp, etc
Next Steps
there are allergies test available if u want u can ask Ur doctor.
Health Tips
steam inhalation 3 time in a day. very useful.