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An allergy is a reaction of human immunity to some environmental substances that do not bother the majority other people. Such allergens like pollen, dust, medicines and food are the most widespread causes for allergy attacks. It's normal for human body to fight germs. It's fundamental function of a person's body's immune system. But people with allergies are remarkable for their hypersensitivity. Thus, in most allergic reactions the defense system of the organism reacts to false alarms. The most frequent symptoms of allergy are runny nose, sneezing, rash and itching or swelling. Though allergy can hardly result in severe consequences, but still all these symptoms are far from being pleasant. That is why highly allergic individuals are looking for a method to get rid of allergy attacks.
There are a lot of scientific assumptions how people get allergies. The most popular theories are genes and environmental effect. But the majority of experts tend to suppose that both these criteria underline most allergy attacks. It has been also proved that people living in big cities suffer from allergy more frequently than those from the regions with better ecological situation. This is because such important factors like air and water have a major impact on our health. It's well-known that water and air are polluted in megapolises. What's more, if you are predisposed to allergy, remember about thorough hygiene.
Curing allergy isn't an easy task. Experts have been looking for the treatment for years. But still, nobody can argue that the most suitable way to avert allergy reactions is to avoid the substances that evoke allergy attacks. For example, people with allergies to animal hair do not usually have pets. Those who have hypersensitivity to peanuts avoid peanut butter and so forth.
Fortunately, now there are a lot of effective drugs helping people predisposed to allergy. Such medicines as Claritin and Zyrtec are famous drugs for treating allergies. They have gained great reputation thanks to their efficiency and safe application.
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