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Bronchospasm or a bronchial spasm is a sudden constriction of the muscles in the walls of the bronchioles. It is caused by the release ( degranulation ) of substances from mast cells or basophils under the influence of anaphylatoxins .
Onset of action for SAMAs is typically between 30 and 60 minutes, making these drugs less efficacious in treating acute asthma attacks and bronchospasm. [9] Most common side effects for these drugs may include dry mouth, headache, urinary tract infection, and bronchitis.
Asthma is a common long-term inflammatory disease of the ... There is tentative support for use of vitamin C in exercise induced bronchospasm. [263] Fish oil dietary ...
These chemicals trigger bronchospasm in normal individuals as well, but people with bronchial hyperresponsiveness have a lower threshold. Bronchial hyperresponsiveness is a hallmark of asthma but also occurs frequently in people with chronic obstructive pulmonary disease (COPD). [2]
In athletes, symptoms of bronchospasm such as chest discomfort, breathlessness, and fatigue are often falsely attributed to the individual being out of shape, having asthma, or possessing a hyperreactive airway rather than EIB.
And while asthma can be triggered year-round by allergens such as pets, dust or pollen, flare-ups can also come from non-allergic triggers such as the frigid winter air.
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