I always sneeze when I go outside and look directly at the sun, or at some other very bright light. I thought everyone does this, but I read that only 1/3 of the population has this happen after reading this interesting article:
http://www.sciam.com/article.cfm?id=lookin...rigger-a-sneeze
So... do you?
http://www.sciam.com/article.cfm?id=lookin...rigger-a-sneeze
So... do you?