Topics covered in "Cluster Headaches" include:
- Symptoms
- Initial Diagnosis
- Onset and Duration
- Recurrig Cycles
- Pain
- Effect on Life
- Triggers
- Treatment and Relief
- About Doctors
- Genetic and Lifestyle Factors
- Compassion and Hope

From Teri Robert, former About.com Guide
Updated: June 16, 2006
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
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