Anaphylactic shock is a rare but severe allergic reaction that can be deadly if you don't treat it right away. It's most often caused by an allergy to food, insect bites, or certain medications.

Anaphylaxis (or "anaphylactic shock") is a life-threatening allergic reaction that needs to be treated right away. If you have an anaphylactic reaction, you need a dose of epinephrine (adrenaline ...

Ruivivar, a former member of the U.S. women’s gymnastics team set to compete for Team Philippines this summer, detailed the moment she went into anaphylactic shock on Monday because of a "severe ...