Alergy could be well defined as an over reaction or an adverse effect by a particular material or stuff that imbalances or disturbs the immune process in the human body. From the medical point of views, the substance causing such reaction is called the Alergen and majority of such elements that trigger Alergies are not safe for the human health.

There are various types of allergens that usually appear in the environment around us, but just three of them are most commonly noticed allergens that trigger Alergies, they are: Dust mites, pollens and nuts. These elements are said to be rich with proteins that are responsible of causing reactions. Some specific drugs like penicillin also cause reactions though it doesn’t have protein, but can react when bound with the protein in living organism.  Alergy also appears when our skin or lining of lungs, mouth, gullet, stomach or intestine comes into direct contact with such allergens that trigger reactions to the Allergies.

Various symptoms for alergic reactions are noticed or experienced when any such reaction is taking place, of which some are mild whereas some may be serious too. Alergy is one of the most widespread disorders in any country and the ratio is getting stronger gradually. One cannot adjudge the particular substance or allergen instantly, but over a period of time one can definitely trace it if he wishes.

Most widely experienced reactions include: sneezing, wheezing, sinusitis, runny nose, coughing, itchy eyes – lips – ears – throat or palate, breathing trouble, vomiting or diarrhea, irritating itching, sciatic nerve and rashes over the body and occasional swelling too.

Related Sites : www. alergy. com

Some of the wide spread allergies are as below