Examlex
Strict guidelines are in place to prevent heat-related deaths in high school and collegiate athletes.
Virus
A virus is a microscopic infectious agent that replicates only inside the living cells of other organisms, potentially causing disease.
Allergic Reaction
An allergic reaction is an immune system response to a usually harmless substance, resulting in symptoms ranging from mild irritation to severe anaphylaxis.
Allergen
A substance that can cause an allergic reaction by stimulating the immune response in susceptible individuals.
Anaphylactic Shock
Severe systemic form of anaphylaxis involving bronchiolar constriction, impaired breathing, vasodilation, and a rapid drop in blood pressure with a threat of circulatory failure.
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