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Unlike a migraine, thunderclap headaches seem to come on suddenly. The pain grabs your attention in the same way a clap of thunder does. You can feel pain anywhere on your head or neck. You may even feel it in your back. You might also have several other symptoms, including: Changes in vision. Confusion. Nausea.
Cluster headache. Cluster headache (CH) is a neurological disorder characterized by recurrent, severe headaches on one side of the head, typically around the eye. There is often accompanying eye watering, nasal congestion, or swelling around the eye, on the affected side. These symptoms typically last 15 minutes to 3 hours.