Based on the severity and duration of the symptoms asthma is classified into:
If asthma is due to an allergy it is called Atopic asthma and it is the most common type of childhood asthma. The person with Atopic asthma is called an Atopic individual. Asthma due to chronic exposure to chemical fumes or allergens in the workplace is called Occupational asthma, which is the common type of adulthood asthma.
These days Asthma can be seen as a very common problem that is affecting many people. Asthma can start at any age but is more common in childhood. About 10- 15% of children and 5 – 10% of adults have asthma. It may also run in families as it has genetic factors too.
Symptoms