Conditions list medically reviewed by George Krucik, MD, MBA
Anaphylaxis can occur when you have a severe reaction to certain allergens. Learn what the symptoms are and what to do if this happens.
Angioedema is severe swelling beneath the skin. Sometimes the swelling is accompanied by hives. Learn about angioedema symptoms, causes, and treatment.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.