Triggers

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Triggers (medicine)

Triggers (pronunciation: /ˈtrɪɡər/) in the context of medicine, refer to stimuli that can cause a variety of reactions in the human body. These reactions can range from mild discomfort to severe medical conditions.

Etymology

The term 'trigger' originates from the Dutch word 'trekken', meaning 'to pull'. In a medical context, it is used metaphorically to describe the 'pulling' or initiation of a physiological response.

Definition

A trigger in medicine is any stimulus that initiates a physiological response or reaction. This can include environmental factors, such as allergens or toxins, psychological factors, such as stress or trauma, and physical factors, such as injury or infection.

Types of Triggers

There are several types of triggers in medicine, including:

  • Allergen: A substance that causes an allergic reaction.
  • Stressor: A chemical or biological agent, environmental condition, external stimulus or an event that causes stress to an organism.
  • Toxin: A harmful substance produced within living cells or organisms.
  • Infection: The invasion of an organism's body tissues by disease-causing agents.

Related Terms

  • Allergy: A hypersensitivity disorder of the immune system.
  • Stress (biology): A body's method of reacting to a challenge.
  • Toxicity: The degree to which a substance can damage an organism.
  • Infectious disease: A disease resulting from the presence of pathogens.

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