Cluster Headaches A cluster headache is a rare type of headache that is more common in men. Cluster headaches start suddenly. The pain is usually behind or around one eye and is very severe. The eye and nose on the sam...Details > American Academy of Family Physicians
Oooh, Your Aching Head This fact sheet provides a definition of a headache to children including what causes a headache, different types of headaches and how to prevent headaches....Details > Nemours Foundation
