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  2. Pathophysiology of asthma - Wikipedia

    en.wikipedia.org/wiki/Pathophysiology_of_asthma

    The mechanisms behind allergic asthma—i.e., asthma resulting from an immune response to inhaled allergens—are the best understood of the causal factors. In both people with asthma and people who are free of the disease, inhaled allergens that find their way to the inner airways are ingested by a type of cell known as antigen-presenting ...

  3. Asthma - Wikipedia

    en.wikipedia.org/wiki/Asthma

    The strongest risk factor for developing asthma is a history of atopic disease; [66] with asthma occurring at a much greater rate in those who have either eczema or hay fever. [80] Asthma has been associated with eosinophilic granulomatosis with polyangiitis (formerly known as Churg–Strauss syndrome), an autoimmune disease and vasculitis . [ 81 ]

  4. Bronchoconstriction - Wikipedia

    en.wikipedia.org/wiki/Bronchoconstriction

    Patients may experience dizziness, heart palpitations, hyperglycemia, diarrhea and muscle cramps when taking these medications. Importantly, medications that antagonize the β2 receptor (β-blockers) may significantly increase the risk of asthma exacerbations, and are generally avoided in asthmatic patients. [7]

  5. Asthma trigger - Wikipedia

    en.wikipedia.org/wiki/Asthma_trigger

    Asthma triggers are factors or stimuli that provoke the exacerbation of asthma symptoms or increase the degree of airflow disruption, which can lead to an asthma attack. [1] An asthma attack is characterized by an obstruction of the airway , hypersecretion of mucus and bronchoconstriction due to the contraction of smooth muscles around the ...

  6. Epidemiology of asthma - Wikipedia

    en.wikipedia.org/wiki/Epidemiology_of_asthma

    Stressors related to neighborhood violence and safety, behavioral risk factors, and lack of access to adequate medications and healthcare also contribute to an increased prevalence of asthma. Low income alone accounts for a significant increase in poor asthma outcomes, including severity, lung function, and morbidity rates.

  7. Climate change among factors that can worsen symptoms for ...

    www.aol.com/news/climate-change-among-factors...

    The environment can be a factor for people to develop asthma and for those who already have the condition. And climate change may make things worse. Climate change among factors that can worsen ...