Allergy Blood Diseases

Allergy is the antibodies in our body fighting and reacting against substances that may be harmless to others. These substances can be dust, nutrients, inhalation materials, pollen, mites and animal dander. Allergy can be seen in all age groups. Although it is thought to be mostly genetic, allergies occur at different ages with the effect of environmental factors. Smoking and environmental pollution are seen as the main causes of allergy. Allergy symptoms differ from person to person. The severity of the allergy also affects the symptoms. Symptoms include itching, nasal congestion, frequent sneezing, chronic cough, shortness of breath or wheezing, body rash or swelling.