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Headache With Symptoms of a Serious Illness

Symptoms of serious illness

When a headache, vomiting, fever, or a seizure occurs along with another serious illness, immediate medical care is needed. Symptoms of a serious illness may include:

  • A severe headache.
  • A stiff neck.
  • Mental changes, such as feeling confused or much less alert.
  • Extreme fatigue (to the point where it's hard for you to function).
  • Shaking chills.

Although uncommon, a headache with symptoms of a serious illness may be a sign of:

Call your doctor for an evaluation if you have a headache and other symptoms of a serious illness.

ByHealthwise Staff
Primary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical ReviewerH. Michael O'Connor, MD - Emergency Medicine

Current as ofSeptember 9, 2014

WebMD Medical Reference from Healthwise

Last Updated: September 09, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.

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