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Related Concept Videos

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...
Allergic Reactions02:06

Allergic Reactions

Overview
Global Climate Change01:50

Global Climate Change

Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.
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-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:
Allergic Reactions: Anaphylaxis01:30

Allergic Reactions: Anaphylaxis

Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...

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Related Experiment Video

Updated: May 17, 2026

A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma
06:34

A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma

Published on: June 4, 2017

Climate change and allergic disease.

Leonard Bielory1, Kevin Lyons, Robert Goldberg

  • 1Robert Wood Johnson University Hospital, Rutgers University, New Brunswick, NJ, USA. bielory@rutgers.edu

Current Allergy and Asthma Reports
|October 16, 2012
PubMed
Summary
This summary is machine-generated.

Allergies are increasing in the US, impacting quality of life and the economy. Climate change may worsen this trend, affecting aeroallergens, food allergens, and insect venom allergies.

Related Experiment Videos

Last Updated: May 17, 2026

A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma
06:34

A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma

Published on: June 4, 2017

Area of Science:

  • Environmental Science
  • Immunology
  • Public Health

Background:

  • Allergies present a significant public health challenge in the United States, affecting quality of life and incurring economic costs.
  • Observed increases in allergic disorders, including ocular and nasal allergies, allergic asthma, and sinusitis, are noted.
  • Changes in stinging insect populations (e.g., vespids, apids, fire ants) and associated allergies are also being reported.

Purpose of the Study:

  • To examine the potential impact of climate change on allergic disorders.
  • To highlight the increasing prevalence of various allergies in the United States.
  • To alert the allergy and immunology subspecialty to future challenges.

Main Methods:

  • Review of existing data on allergy prevalence and trends in the United States.
  • Analysis of potential links between climate change and allergen variability (aeroallergens, food allergens, insect venoms).
  • Assessment of changes in stinging insect populations relevant to allergic reactions.

Main Results:

  • Allergic disorders such as ocular and nasal allergies, allergic asthma, and sinusitis show an increasing trend in the US.
  • There are documented changes in allergies related to stinging insect populations.
  • Climate change is identified as a potential factor that could exacerbate the rising trend of allergies.

Conclusions:

  • The increasing prevalence of allergies in the US warrants attention, with potential links to climate change.
  • Allergy and immunology professionals must be prepared for future challenges posed by climate change on allergic diseases.
  • Further research is needed to fully understand the complex interplay between climate change and the rising burden of allergies.