Symptoms and Signs of Allergy

Symptoms and signs of allergy usually itching in the skin, large bump-bump, red skin, hot on the eye, stimulation of the throat, shortness of breath, or asthma. Allergies that cause severe allergic shock so that the patient fainted.

Symptoms and Signs of Allergy

Mild allergies such as hay fever are very common in the human population, cause symptoms and signs of allergy such as red eye, itching, and runny nose, eczema, hives, fever, or asthma attack.


Severe allergies to environmental allergens or food or drugs can cause life-threatening, reaction called anaphylaxis. Food allergies and reactions to the venom of stinging such as insect’s wasps and bees are often associated with severe actions.


Allergy is a disorder of excessive sensitivity or reaction of the body against certain objects (allergen). Allergies often strikes people whose bodies are sensitive to stimuli from outside or from within the body. Overreaction is likely to occur if the body take in more foreign matter (allergens) are the same.


Allergen in the form of certain foods, dust, pollens, animal dander, or certain drugs. Materials allergen enters the body through the digestive tract, respiratory tract, or exposed skin.