Helpfull Info About Alergies

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An allergy may be outlined because the induction of an abnormal response upon contact with an external substance. it's a defensive and harmful response, triggered by the system once our body comes in touch with a range of allergens and this response is exaggerated by the presence of antibodies. The tissues concerned during this reaction are the nasal mucous membranes, eyes, bronchi and in some cases the cutaneous apparatus; these tissues become overactive and below sure external conditions, like the presence of pollutants, they become even a lot of sensitive.

Several Early Symptoms of Allergy

The allergic reaction may be more or less severe and affects the following tissues:

1. Conjunctivitis - it is a health condition in which allergic symptoms can be observed in the eyes;

2. Rhinitis - it is characterized by the inflammation of the mucous membrane and leads to abundant secretion of mucous, watery nose and redness of the eyes;

3. Asthma- it is one of the most severe forms of allergic reaction and is a condition in which the patients experience progressive difficulty in breathing.

4. Pollinosis - this reaction is caused by the presence of pollens in the air and is commonly known as 'hay fever'. It is not a very severe allergic reaction and can be treated by common over the counter drugs;

Apart from the above, there are various other allergic reactions which lead to a variety of skin diseases. The most common allergy symptoms affecting the skin are: hives - it is a condition in which small eruptions appear in the skin accompanied by severe itching; eczema and contact dermatitis - these conditions are triggered when the skin comes in contact with special substances, such as nickel, harmful acids etc. At times, insect bites can also lead to the occurrence of allergic symptoms in our skin.

These reactions occur solely in people who are sensitive to specific molecules called antigens, that trigger a particular immunological response mediated by immune globulin. These people ought to be treated with vaccines or numbing agents so they are doing not face any allergies, after they accompany contact with the substances they're allergic to. it's a proven fact that there's no permanent cure for allergic reaction, because that the patients are suggested to avoid any contact with the allergens.

The most common allergens are pollen, especially those produced by wild grasses, olive trees, beech, birch tree, hazel, cypress and herbaceous plants such as ragweed and plantain.

Source: EzineArticles.com