Allergy and allergens


Allergy means the body has abnormal immune response towards substances that are harmless to the body via touch, breathe or ingestion of allergens.


Allergens are antibodies that cause allergies. Children would have allergic response once they come into contact with allergens.


Common allergens


Allergic rhinitis

Environmental factors (eg. Dust mites, pollens, mould) or rhinitis

Sneezing, runny nose, nasal congestion, itchy nose. These symptoms may last for a while. Most children also have the problem of allergy in the eyes, which their eyes may be itchy and red. They may have tears and swollen eyes as well.

Food allergy

Seafood, eg. Fish, shrimps, crabs and nuts eg. Peanuts

Acute reaction: difficulties in breathing, respiratory tract contractions, decrease in blood pressure, severe rash and itchiness of the skin Chronic reaction: itchiness in the skin and eczema


Environmental allergens, bacteria, or food allergens, including seafood such as fish, shrimps, crabs and nuts (eg. Peanuts)

Skin itchiness and dryness, redness, skin breakdown, ulcer (due to chronic scratching), skin thickening

Daily and psychological impact of allergies:

  • Skin itchiness may severely affect sleep quality in allergic patients
  • They cannot focus on their work or study
  • Allergy may cause redness and swollen skin on the face, affecting the appearance. In the case of children, they may be teased by their fellow classmates, thus losing self-confidence.
  • Feeling inferiority, losing abilities to interact socially
  • Emotionally unstable, being impatient irritable
If you do not want your life to be affected by allergic symptoms,
don’t hesitate to go for an Allergy Test!

Stay away from allergens is the best way to prevent allergies!

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Where should I go for allergy test? Search for the most suitable Allergy Center.