Asthma is a disease of the airways in the lungs. Its symptoms are caused by inflammation, which makes the airways red, swollen, narrower and extra-sensitive to irritants. This leads to recurrent attacks of wheezing, breathlessness, chest tightness and coughing. Mild attacks can settle down without treatment, but treatment usually helps them to resolve more quickly. Appropriate treatment can also reduce the risk of further attacks. If you experience a serious attack you should seek emergency help.
Asthma is a long-term (chronic) disease. Asthma does not stay the same, but over time, and every person with good and bad days. Asthma is over the world. Around people in the Western at some stage in their life.
What is inflammation in the airways?
Inflammation is reaction to infections and other triggers in the linning of the airways and the underlying tissue. The inflammation makes the airways become red, swollen, narrower and extra-sensitive.
How does inflammation of the airways affect asthma patients?
Inflammation of the airways causes asthma symptoms (wheezing, breathlessness, chest tightness and coughing) by restricting or limiting the airflow to and from the lungs. It does this by causing:
What causes asthma?
The causes of asthma are not fully understood. Asthma is probably usually caused by a mixture of hereditary factors (those you are born with) and environmental factors, but how these factors work together is still largely unknown.
Allergens from house dust mites and pets are the most common causes, but many other allergens, such as pollen and moulds, can cause asthma. Some patients with asthma have no obvious allergies.
Is Asthma a chronic disease?
Yes. Asthma is a chronic (long-term) disease that causes inflammation and narrowing of the airways. Some degree of inflammation is usually present, even at times when the symptoms are not apparent.
If asthma is untreated, you will have repeated attacks of asthma symptoms.
Mild attacks can settle down without nt. but treatment usually helps resolve more quickly.
Appropriate treatment can also reduce the risk of further attacks. If you experience a serious attack you should seek emergency medical help.
Asthma does not stay the same, but changes over time, and every person with asthma has good and bad days (or longer periods of time). However, if asthma is properly treated, you may enjoy long periods without symptoms or attacks.