The thin lung disease that affects the airways and causing them to swell and is known as asthma. The ways in which the transfer of oxygen and carbon dioxide occurs across the lung airways are called. According to statistics, more than 300 million people worldwide have asthma patients and more than 22 million people in the United States suffer from this disease. The number of people affected by this disease has increased dramatically in the past 10 years.
Asthma is a chronic disease characterized by repetitive experiments cough accompanied by shortness of breath or feeling unable to move air into the lungs, chest tightness, difficulty breathing and other problems. Other symptoms of this condition include allergies to specific substances and rapid responses to climate change. The cough is usually observed at night and the day before. Keep in mind that the symptoms and severity vary from one person to another. The onset of symptoms is not necessarily the presence of asthma. To ensure this, you should take the appropriate exams lungs. In some cases, symptoms are mild and tend to disappear with medical treatment. This disease usually occurs in childhood and can stay with the person throughout his life. A person with asthma feels like asthma attacks. These attacks can be fatal if proper treatment is not received immediately. However, this condition does not occur until activated by an external agent. The exact cause of asthma is not yet discovered, we always take into account the environmental conditions and genetic responsible for this condition. From now on, asthma is incurable, but symptomatic treatment is available and can be controlled to some extent by the use of drugs and limiting triggers.