Rare causes of headache include:
* Brain aneurysm — a weakening of the wall of a blood vessel that can rupture and bleed into the brain
* Brain tumor
* Stroke or TIA
* Brain infection like meningitis or encephalitis
Rare causes of headache include:
* Brain aneurysm — a weakening of the wall of a blood vessel that can rupture and bleed into the brain
* Brain tumor
* Stroke or TIA
* Brain infection like meningitis or encephalitis