the reactions to these allergies are unpredictable and very swift. All of a sudden one feels like sneezing, hard to respire, sweating, nauseating and other such problems. Some of the severe reactions include hay fever and it is also a major reason of causing asthma. Nowadays, testing scheme is provided for finding the allergens. One can find out what he is allergic to by getting ones skin and blood test. In a very few and far cases the reactions are so fatal that these are even life threatening or irritates the person to death. One must avoid the allergens as a treatment or get recommended anti-allergies, steroids or medicines for this purpose. In some of the severe cases, targeted therapies are also recommended!

Allergies can be heredity or environmental as well. The most common allergens of all are said to be dust particles and pollen that after coming in contact with the skin cause itching, redness and irritation in eyes and nose. Not only this but medicines like aspirin and injections like iron and glucose etc, food items and insects for instance bees and ants are all some of the major reasons of causing allergies.

Usually, following allergies come into notice:-

1) Dust particle allergy: is the problem most of us face. Dust is air born particle and they contain many micro-organisms that cause irritation when they come in touch with our eyes or skin.

2) Pollen allergy: is also commonly observed amongst many of us by surrounding people. It is due to the pollen transfers that are carried by air in the season of pollination.

3) Food allergy: occurs when any food item cause some problem to the human immune system when it refuses to give any positive response towards it.

4) Smoke allergy: It is experienced by the one who feels irritated to the fire smoke or cigarette smoke. The formal contains carbon particles and the later one contains irritants and many other toxic chemicals in it that cause irritation.

Pet allergy: A person who is allergic towards pets like cats, dogs and rabbits etc often affects the sinuses that is causes respiration problems.