Allergy is part of a group of diseases which arise from an excessive and inappropriate response of the immune system to a foreign substance normally harmless to the body - allergen.
Allergies are divided into three categories depending on the system organism that they affect. Thus it can be respiratory (asthma, rhinitis, hayfever), food (diarrhea, edema, glottic) or skin (eczema, hives). Although they are interrelated because food can trigger a rash.
The major allergens also differentiate into three groups: environmental, such as contact with dust mites, dust, animal hair or fumes; food, such as seafood, eggs, nuts or some milk proteins; and drugs, such as penicillin or acetylsalicylic acid.
Treatment of Allergies as a rule is made by taking antihistamines, immunotherapy for more severe allergic reactions or applications of creams and lotions for dermatological reactions.
As prevention, you must have a airy home and without humidity, ... Read more