Hemicrania continua, or continuous headache, is a rare type of headache that doesn't stop.
The pain is usually felt on one side of the face or head. It varies in severity.
Patients with hemicrania continua describe a dull ache or throb that is interrupted by periods of pain that is:
These attacks usually happen three to five times a day.
Some patients will have these headaches steadily for months or years. In others, the pain will go away for weeks or months...