Section 2. Avian Influenza and Humans

1. People and AI
2. HPAI H5N1
3. Bird Migration
4. AI in the US
5. Protecting Yourself
6. Clinical Signs in People

Signs and Symptoms of AI in People

conjunctivitis

  • Influenza-like symptoms (e.g. fever, cough, sore throat, muscle aches)

  • Severe respiratory illness (e.g. pneumonia, acute respiratory distress)

  • Occasionally, nausea, diarrhea, and vomiting are seen



Having these signs and symptoms does not mean that you have avian influenza. Human infection with AI is rare and laboratory tests are used to diagnose avian influenza infection.7