Restlessness versus stillness is nearly diagnostic. Why the distinction is urgent and what cluster responds to that migraine does not.
They're both severe. They're both disabling. And they're both, far too often, confused for one another — sometimes for years. But migraine and cluster headache are fundamentally different conditions, with different patterns, different triggers, and different treatment paths. Getting the diagnosis right matters, because the wrong one leads to the wrong treatment.
Here's how to…