defense reaction

• Automatische physiologische oder psychologische Reaktion auf eine wahrgenommene Bedrohung, oft mit Kampf-oder-Flucht-Mechanismus oder defensivem Verhalten.

An automatic physiological or psychological response to a perceived threat, often involving the fight-or-flight mechanism or protective behaviors.

1. Biological immune responseB2formal

   The body's automatic response to protect itself against harmful pathogens, injuries, or threats.

   Abwehrreaktion

   • A fever is a common defense reaction to an infection.
   • The immune system triggers a defense reaction when it detects a virus.
   • Allergies are an overactive defense reaction to harmless substances.