When to seek immediate medical care

See a doctor immediately if:

  • Blue tinge in the whites of the eyes
  • Shortness of breath
  • Chest pain

When to make a doctor's appointment

Make an appointment to see a doctor if:

  • Weak or more tired than usual
  • Headaches
  • Problems with thinking or concentration
  • Lightheaded when standing
  • Overly pale

Last Updated May 26, 2018

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