Just The Facts : Why we sneeze when looking at a bright light

I'm not sure why, but for some reason, when you're looking to get a sneeze out, looking at a bright light seems to help.  I'm not totally sold on this one because all of the fancy words that make up the "genetic reflex" just happen to work out to the sound we make.  This is probably just a bunch of doctors having a laugh.  I'm ok with that though :)  Here's the reason "they say" that we sneeze when looking up at a bright light.