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  1. www.nhs.uk › conditions › food-allergyFood allergy - NHS

    A food allergy is different from having a food intolerance, which causes symptoms such as bloating and tummy pain, usually a few hours after eating the food you're intolerant to. Call 999 if: your lips, mouth, throat or tongue suddenly become swollen.

    • Hives

      Find out about hives (also called urticaria), which is a...

  2. Allergicsymptoms. Vary in severity: Can be potentially fatal, damaging to health or inconvenient . Include any or mixture of: Abdominal pain, anaphylaxis, asthma, atopic dermatitis, conjunctivitis, diarrhoea, eczema, headache, malabsorption, pneumonitis, pruritis, rhinitis, urticaria, vomiting. Why Investigate?

  3. For adults and young people following a new allergy diagnosis. You have been given this information sheet because you have had an allergic reaction to something. An allergy occurs when your immune system, which normally fights infection, overreacts to a substance called an allergen. Most allergens are normally harmless and do not affect people ...

  4. www.nhs.uk › conditions › allergiesAllergies - NHS

    Symptoms of an allergic reaction can include: a runny nose or sneezing. pain or tenderness around your cheeks, eyes or forehead. coughing, wheezing or breathlessness. itchy skin or a raised rash (hives) diarrhoea. feeling or being sick. swollen eyes, lips, mouth or throat. Call 999 if: your lips, mouth, throat or tongue suddenly become swollen.

  5. Some common symptoms include: an itchy sensation inside the mouth, throat or ears. a raised itchy red rash (urticaria, or “hives”) swelling of the face, around the eyes, lips, tongue and roof of the mouth (angioedema) vomiting. Read more about the symptoms of food allergies.

  6. 16 Οκτ 2024 · Sensitivity or intolerance to citric acid found in citrus fruits can also cause allergy-like symptoms. In such cases, the body will respond with gastrointestinal symptoms like bloating, abdominal pain, or heartburn within a half hour of eating the fruit.

  7. The symptomsfrequency of occurrence, speed of onset, duration, and the timing of the reaction in relation to the suspected allergen exposure. The possible causal food or foods, how much exposure causes a reaction, the form in which the food has been eaten (raw, semi-cooked, cooked, or baked), and quantity of food ingested.