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Allergies, taken together, are the result of a hypersensitive response of the immune system against foreign agents, allergens, which can be represented by very different substances: pollen, dust, spores, mold, but also certain types of food, some materials, mites and other insects. Depending on whether the allergen is ingested, inhaled or there is direct contact, the allergy manifests itself in different ways. In particular, from pollen allergies affect the respiratory and characterized by a certain seasonal and anniversary this year, as determined by the cycle of plants that produce and put into different pollen types, large quantities of which come in the airways. Normally, this event has no consequences, while in people allergic to the pollen and release of their ‘migration’ cause allergic rhinitis, commonly called Hay fever, and in serious cases can lead to real attacks’ s asthma.
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Occurring in pregnancy of important changes affecting various concentrations of female hormones.
Asthma in childhood affects more males. In contrast, during puberty more women develop asthma for the first time. Although we do not know exactly what happens, it is clear that hormones play an important part in asthmatic disease.

During pregnancy many changes occurring hormone and, in parallel, many women also reported changes in their asthmatic disease: for most of them asthma improves, not to give up more disturbances in a few cases, however, reportedly worsening.

In the latter case there is a clear indication to adjust drug therapy in order to obtain a good control of respiratory function: So, do not worry about taking medicines needed thinking that might hurt the fetus: the child will stay course better if the mother breathes well! Moreover, it is almost always to use drugs in spray formulation, which are safe for the fetus.

To return to school is inevitable that the environmental hygiene of the school is not equal to that of his home, where parents have taken all the rules preventing the allergy to mites. So you should treat children with preventive medication topical (sodium cromoglicic for example, in the form of nasal sprays, eye drops or spray aerosoldosato with spacers) starting about 20 days before returning to school and continuing for about a month.
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