Guide

No, a food allergy doesn’t directly cause fever; fever usually signals infection, while food allergy symptoms involve skin, breathing, or gut issues.

Yes, food allergy can be linked to headaches, usually through sinus inflammation, histamine-rich foods, or migraine triggers in susceptible people.

Yes, food allergy can cause death through anaphylaxis; fast epinephrine and emergency care reduce the risk.

Yes, food allergies can cause wheezing; the reaction can tighten airways within minutes and needs swift care if breathing is hard.

Yes, food allergies can cause a stuffy nose through allergic rhinitis or cross-reactivity, though airborne triggers remain more common.

Yes—food allergies can trigger body-wide itch, but vulvar itching usually stems from local skin or vaginal causes rather than food itself.

Yes, food allergies can trigger angioedema that swells the feet or ankles, but most ankle swelling comes from fluid retention or other conditions.

Yes, food allergies can cause stomach bloating when your immune system reacts to a food protein and triggers gas and swelling in the gut.

Yes, food allergies can cause vertigo in some people, usually through histamine release or inner ear changes during an allergic reaction.

Yes, food allergies can cause vomiting when the immune system reacts to a trigger food, sometimes within minutes of eating.