Cluster Headache

Cluster headache isn't really a headache: It's a neurovascular condition involving the trigeminal nerve.

Cluster headache symptoms, causes, incidence, risk factors, treatments, alternative names, prevention, complications and more are described.

Brief description of study on sumatriptan for acute cluster headache attacks claims scientifically significant evidence of effectiveness.

What differentiates cluster headaches from other types of headaches, plus prevention, treatment and more.

Short and easy to read explanation of cluster headache symptoms, causes, prevention and how to cope.

Concise explanations of cluster and migraine headaches in this intro to article on medications for these conditions.

This short article on symptoms and treatment of cluster headache is a fair introduction to the topic.

Written primarily for medical personnel, but it provides a thorough description of cluster headache. Then, you can read on migraine on the same site to compare.

Headache suffer explains the differences between tension, migraine and cluster headache. Good anecdotes and an FDA update.

Read up on the difference between tension and cluster headache symptoms, causes, diagnosis and treatments in this UK health service encyclopedia.

Great in-depth foundation for understanding cluster headache causes and treatments., excerpted from book.

See this exciting video presentation to learn how the finding that cluster headaches appear to be the result of excessive grey cell growth may yield better treatment.

Broad discussion of cluster headache as a rare, vascular and probably inherited tendency.

Directed to medically trained readers, there is still plenty of information for everyone on this page, including causes, treatments and differentiation from other headache types.

Cluster headache description, symptoms, precipitating factors and treatments are discussed briefly here. A link to when to consult a doctor is included.