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Yes, food allergies can cause congestion in some people, usually along with other allergy symptoms after eating a trigger food.

Yes, food allergies can cause cold-like symptoms such as sneezing and a runny nose, but triggers, timing, and extra signs differ from a viral cold.

Yes, food allergies can cause chills when your immune reaction affects multiple body systems, especially during moderate to severe reactions.

No, food allergies do not cause appendicitis; they are separate conditions, though allergy flares can sometimes feel like appendicitis pain.

Yes, food allergies can cause blisters on lips, but many other triggers can irritate this delicate skin and need the right care.

Yes, food allergies can sometimes cause bloody stool, but any blood in stool should prompt quick medical assessment.

No, food allergies do not directly cause boils, but allergy flares can lead to scratching that makes skin easier for germs to infect.

Yes, food allergies can cause blood in stool in some people, but any rectal bleeding needs prompt medical advice to rule out other causes.

Yes, food allergies can trigger bloating and gas, though these digestive symptoms more often point to food intolerance or other gut problems.