causes of asthma????
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Causes of asthma⤵
Infections, Allergies, Smoke, Pollution, Medicine and Stress...!!!
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Explanation:
Asthma triggers
Airborne allergens, such as pollen, dust mites, mold spores, pet dander or particles of cockroach waste.
Respiratory infections, such as the common cold.
Physical activity.
Cold air.
Air pollutants and irritants, such as smoke.
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