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Illustrated Health Encyclopedia
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Ency. home > Injury > A > Allergic reactions

Allergic reactions    See images

Overview | Symptoms | Treatment | Prevention

Alternative names:

Allergies

Symptoms

Common symptoms of mild allergic reactions include:

  • Rashes
  • Hives (especially over the neck and face)
  • Itching
  • Nasal congestion
  • Watery, red eyes

Symptoms that may indicate a moderate or severe reaction include:

  • Swelling of the face, eyes, or tongue
  • Difficulty swallowing
  • Wheezing
  • Fear or feeling of apprehension or anxiety
  • Abdominal cramps or abdominal pain
  • Nausea and vomiting
  • Weakness
  • Dizziness or light-headedness
  • Chest discomfort or tightness
  • Difficulty breathing
  • Unconsciousness

Ency. home > Injury > A > Allergic reactions

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