What is asthma?

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Asthma is a lung disease where the airways are blocked, causing shortness of breath. This is caused by increased resistance to airflow in the respiratory system. If the airway can not provide enough gas exchange, leading to a typical asthma attack, spasms of the bronchial muscles, swelling of the bronchial wall and increased mucus secretion.

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Bronchial asthma is intrinsic, but can sometimes be caused by specificAllergy as an allergy to dust, hair or mold. Many people with asthma are allergic to something, but the allergy is not necessary, because the symptoms of asthma.

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That can cause symptoms to appear?

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Symptoms may occur in the airways are triggered by infections or spontaneous. They can also be caused by cold air, exercise, smoke and other pollutants, drug allergies and food allergies.

What are the symptoms?

Attractthe bronchial muscles and swelling of the lining of the airways. This reduces the flow of air in the end produce a hissing sound. The bronchi also increase mucus production.

The treatment of bronchial asthma is to avoid known allergens and control of symptoms with appropriate drugs to leave. There are many medications available, but no cure. Inhalers can be used for the rare people with asthma only when necessary. Those whoseSymptoms at least once a week with an anti-inflammatory drugs such as steroids. After bronchodilator administration. Hospitalization, intravenous medications and oxygen are needed for acute severe asthma.

What is asthma?

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