Neither actually it is not a cause of asthma nor does air pollution trigger it.
air pollution, when an individual breathe in too much contaminated air it may lead to Asthma
yes.
Asthma Bronchitis
In fact, there is no exact cause of asthma but some factors can partly contribute to this condition such as respiratory infection, allergies and sulfites from foods or even air pollution.
No. Both genetic and environmental risk factors come into play. See related link.
One reason for causes of asthma is if you get scared really bad. Another reason would be you eat too much sugar foods.
Asthma
Asthma Bronchitis
T. J. N. Hiltermann has written: 'Air pollution and asthma' -- subject(s): Air, Asthma, Environmental aspects, Environmental aspects of Asthma, Health aspects, Pollution
Air pollution commonly causes respiratory ailments and skin problems.
It can cause asthma, cancer, stroke, lung problems, or chest tightness. For more info go to greenpeace.org or familydoctor.org