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Related Concept Videos

Asthma-I: Introduction01:29

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
Asthma I: Introduction01:28

Asthma I: Introduction

Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...
Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Asthma III: Clinical Manifestations01:13

Asthma III: Clinical Manifestations

Asthma presents with a characteristic pattern of episodic respiratory symptoms that reflect underlying airway inflammation, bronchoconstriction, and mucus hypersecretion. Although severity varies among individuals, certain clinical manifestations are considered hallmarks of the disorder and often guide diagnosis and assessment.Respiratory SymptomsA persistent cough is one of the most common early features of asthma. It is frequently dry and tends to worsen at night or in the early morning,...
Asthma-III: Symptoms and Complications01:24

Asthma-III: Symptoms and Complications

Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
Classification of Asthma

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Related Experiment Video

Updated: Jun 27, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Exercise-induced asthma.

Jonathan P Parsons1, John G Mastronarde

  • 1Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, The Ohio State University Medical Center, Columbus, Ohio 43210, USA.

Current Opinion in Pulmonary Medicine
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Exercise-induced bronchospasm is common in athletes, yet often undiagnosed. Recent findings highlight varied inflammatory responses and the need for standardized diagnosis and treatment of this condition.

More Related Videos

Murine Model of Allergen Induced Asthma
08:05

Murine Model of Allergen Induced Asthma

Published on: May 14, 2012

Related Experiment Videos

Last Updated: Jun 27, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Murine Model of Allergen Induced Asthma
08:05

Murine Model of Allergen Induced Asthma

Published on: May 14, 2012

Area of Science:

  • Respiratory Medicine
  • Sports Medicine
  • Exercise Physiology

Background:

  • Exercise-induced bronchospasm (EIB) is a long-recognized condition.
  • Debate persists regarding its mechanisms, diagnosis, and treatment.
  • A review of recent findings is crucial for clinical practice and research direction.

Purpose of the Study:

  • To review recent findings on exercise-induced bronchospasm.
  • To address the ongoing debates in its understanding and management.
  • To identify areas requiring further research.

Main Methods:

  • Literature review of recent data on exercise-induced bronchospasm.
  • Analysis of studies on prevalence, diagnosis, and treatment.
  • Examination of in-vitro and animal studies on inflammatory responses.

Main Results:

  • High prevalence of exercise-induced bronchospasm in athletes, with many remaining undiagnosed.
  • Inconsistent nomenclature, classification, and diagnostic methods hinder trial comparisons.
  • Heterogeneous inflammatory responses observed in vitro and in animal models correlate with EIB, potentially explaining variable pharmacotherapy responses.

Conclusions:

  • Clinicians must recognize nonspecific exercise-induced symptoms and increase objective testing for accurate diagnosis.
  • Further research is needed to establish optimal diagnostic tests and algorithms.
  • Future studies should focus on precise phenotyping and global inflammation measures for clinical outcomes.