When to seek medical attention:

1. Headache + fever > 100 degrees Fahrenheit.
2. New severe headache.
3. Headache + painful to bend the neck.
4. Headache + light is painful to the eyes.
5. Headache following head trauma.
6. Headache + confusion.
7. Headache + nausea and vomitting.
8. Headache + blurred vision.
9. Headache + trouble standing or walking.
10. Headache + pain in or around an eye.