black and white version of colorful migraine auras I get; wavy curves represent flashing on and off or among colors in all auras
Google images of "Migraine Aura" show varieties of auras; I've had them all, very enjoyable if I close my eyes and just watch the
show, troublesome if I try to focus on anything, the "aura" creates a large arcuate blind spot that moves across my field of vision
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36 x 36 inch square
