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Causes and symptoms of allergies

Nearly 50 million Americans of all ages and breeds suffer from allergies. Americans spend about $ 10 million per year for the treatment of allergies. This number will undoubtedly increase as the number of asthma cases in the United States has doubled in the last twenty years.
Allergies are formed when a person comes into contact with an allergen. “An allergen is a substance causes allergies. The most common allergens include pollen, dust, smoke, dust mites, mold, dander and certain foods.
Allergies and allergic reactions are caused by an exaggerated immune response to foreign substances in susceptible individuals. When allergens come into contact with the body, causes the immune system to attack another allergen harmless. The immune system is the body’s defense system to protect against foreign substances, especially infections. The immune system produces antibodies to help destroy the unknown. An allergic person produces a specific type of antibody called immunoglobulin E, or IgE.
Allergy symptoms are presented in three versions: mild, moderate and severe. symptoms of allergy eyes and fair skin rash, itching or watery eyes, congestion. mild allergic reactions do not spread throughout the body. In general, dermatology, which means that affect areas of skin tissue, inside and outside the body. These allergies are more common and easily treated with prescription drugs.
mild allergic reaction can spread throughout your body. Symptoms include itching and difficulty breathing. moderate allergies are better controlled with the help of OTC medicines and prescribed by a physician.
severe allergy symptoms are known as anaphylaxis. Anaphylaxis is rare but potentially fatal. When anaphylaxis occurs, the whole body is affected. Allergy symptoms usually begin with sudden itching of the eyes or face, but quickly progresses to more severe symptoms in minutes. Severe symptoms include varying degrees of inflammation that death often breathing and swallowing difficult or impossible pain, abdominal pain, cramps, vomiting, diarrhea, mental confusion or dizziness, and in most extreme cases.
If a person suffers from anaphylaxis, it is best to call an ambulance immediately. People with anaphylaxis should carry an EpiPen in an emergency. EpiPen is a shot of adrenaline that temporarily can control a severe allergic reaction.
Although anaphylaxis is extremely serious, most allergies are relatively mild and can be fully controlled by medication use. There are several ways in pills and sprays available in pharmacies, but for more severe allergies, prescriptions are available through doctor’s prescriptions.

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