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Flu

Flu (influenza) is a severe infection caused by a virus. The flu virus infects your lungs and upper airways.

  1. Symptoms and diagnosis
  2. Treatment

Flu vaccine

  1. Flu vaccine overview
  2. Getting the flu vaccine
  3. Find a pharmacy giving flu and COVID-19 vaccines
  4. Children's flu vaccine
  5. Flu vaccine in pregnancy
  6. Flu vaccine for older people
  7. Flu vaccine for healthcare workers
  8. Flu vaccine information materials