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Causes for Asthma



The cause of asthma is unknown. Studies suggest a strong link between asthma and atopy, the hereditary presence of antibodies associated with allergic reactions. Exposure to environmental allergens can trigger asthma symptoms. Among the most common allergens are microscopic droppings of dust mites and cockroaches, airborne pollens and molds, plants and plant proteins, enzymes, and pet dander (minute scales of hair, feathers, or skin).




Exposure to a variety of oc...Read the full article