What causes asthma?

raman   November 14, 2011   Comments Off on What causes asthma?

Asthma is a genetic disease and those suffering from it are born with it but there are some triggers that cause the symptoms of the disease to become unmanageable.

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Allergens are one of the triggers of asthma. Respiratory infections can also cause asthma. Extreme weather with dry wind, cold and sudden change in weather is also a trigger. Asthma can also be triggered while expressing strong emotions.Some medicines are also known to cause asthma. Tobacco smoke, obesity, pregnancy and stress are some of the other triggers of asthma.