
"All aboard" is followed by an "emptying." Sometimes I read this and say, "Yes!" Sometimes I read it and think, ok, there's the emptying, now what actually boarded that train? I know -- or I think I know -- it's the pain, the migraine itself. But, still. Anyhoo, that's my two cents.
:)

Back to migraines are we? I don't care for the
more or less
on schedule most nights
Other than that, the metaphors are crisp enough, and fairly well-developed. Perhaps you might want to add a train wreck at an intersection.
Alcuin

or the screeching horn that blares at every intersection along the way?
I've had headaches like this, they suck, the images I like
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Life is what happens while you wait for great things.
Life is what happens while you wait for great things.