Allergy and allergens
Allergy
Allergy means the body has abnormal immune response towards substances that are harmless to the body via touch, breathe or ingestion of allergens.
Allergens
Allergens are antibodies that cause allergies. Children would have allergic response once they come into contact with allergens.
Allergies |
Common allergens |
Symptoms |
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 |
Asthma |
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
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.