(HealthDay News) -- While most headaches aren't serious, there are warning signs that it's time to see a doctor.
The Harvard Medical School mentions these examples:
- Suddenly developing frequent headaches after age 50.
- A headache that is severe or feels like the worst one you've ever had.
- Headache pain that continues to increase, or pain that worsens when you cough or move.
- Headaches that cause changes in mental function or personality.
- Headaches that develop after a head injury.
- Headaches that wake you from sleep or that interfere with daily life.
- Headaches accompanied by other symptoms, including painful red eye, fever, neck stiffness, confusion, blurry vision, numbness, weakness or seizures.
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