An allergic reaction happens when your immune system overreacts to something that should be harmless. Whether that happens can be thanks to your genes, your environment or a combination.
Articles on Anaphylactic shock
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Most stings can be safely handled at home. But in rare cases, you can get a serious allergic reaction, which needs urgent medical attention.
America’s founders accepted the reality of human selfishness. But, they also said people were capable of thinking for the good of the whole, which is necessary for a free society.
Introducing food allergens early is the best way to prevent food allergies from developing. Even in a pandemic, the benefits outweigh the very small risk of a severe reaction requiring emergency care.
Bees, wasps and ants – a group known as Hymenoptera – can claim the title of deadliest insects. How did they evolve to be so painful?
Top contributors
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Director of the Australian National Insect Collection, CSIRO
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Conjoint Associate Professor in Clinical Pharmacology and Toxicology, St Vincent’s Healthcare Clinical Campus, UNSW
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Asssistant Professor, Department of Pediatrics, Section of Allergy and Clinical Immunology, University of Manitoba, Johns Hopkins University
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Pediatric Allergist; Head & Clinical Associate Professor, Division of Allergy & Immunology, Department of Pediatrics, Faculty of Medicine; Investigator, BC Children's Hospital Research Institute, University of British Columbia
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Assistant professor, Université de Montréal
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Managing Director of the McCourtney Institute of Democracy, Associate Research Professor, Political Science, Co-host of Democracy Works Podcast, Penn State
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Allergy and Immunology Fellow-in-Training, School of Medicine, West Virginia University