You're blinded by the light

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Bright light—from fluorescent bulbs, computer glare, or even the sun—can set off that pesky trigeminal nerve.


Trigger Tamer: If possible, switch from fluorescent lights to softer incandescent bulbs, Dr. Grosberg says. Place a nonglare screen over your computer, and try to cut back your usage. If you're working on a computer in a room with fluorescent bulbs and white walls, hang pictures up on the walls to absorb excess light, advises Paul-Henri Cesar, MD, director of headache medicine at Columbia University.